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# canonicalUnitNormal¶
The class of all integral domains such that we can choose a canonical representative for each class of associate elements, that is associates?(a, b) returns true if and only if unitCanonical(a) = unitCanonical(b). | |
# Define differential analysis, differential revenue, differential
Define differential analysis, differential revenue, differential cost, and differential income.
<p><!----><!----><!----></p> <p class="MsoNormal" style="text-align: justify;">Differential Analysis is decision making instrument in which the evaluation ... | |
# TraditionalForm with function names non-italic [closed]
I'm almost certain that there is no (simple) way to achieve this as a user, but I'll ask anyway: What has always bothered the heck out of me is that Mathematica's TraditionalForm just doesn't look quite right, and does not follow some of the widespread traditio... | |
# Fourier Transform Doubt!
1. Mar 24, 2012
### salil87
Hi
Do Fourier Transforms give us actual amplitude/phase of the particular frequency (ejωt) just like Fourier series?
Thanks
Salil
2. Mar 24, 2012
### rbj
sorta, yes. but the inverse continuous Fourier transform is an integral not a summation like in the Fouri... | |
# BilevelMeasurementsConfiguration
Measure transitions, aberrations, and cycles of bilevel signals
Since R2022a
## Description
Use the BilevelMeasurementsConfiguration object to measure transitions, aberrations, and cycles of bilevel signals. You can also specify the bilevel settings such as high-state level, low-s... | |
# Impossible Problem?
1. Sep 16, 2010
### Ch3st3r
Impossible Problem?????????
Can anyone solve this problem.....
The age of a machine, x, in years, is related to the probability of breakdown, y, by the formula...
x = 3 + 1n [y / 1 - y]
Determine the probability of breakdown for 1, 3 and 10 years.
You need to ex... | |
# Math Help - Calculus proof methods...
1. ## Calculus proof methods...
Maybe in the wrong forum...
I was just curious as to how everyone here approaches rigorous calculus proofs, I'm thinking more specifically about convergence and related topics. I find that no matter how many examples I do I always find myself lo... | |
iPQF
0th
Percentile
iPQF: iTRAQ (and TMT) Protein Quantification based on Features
The iPQF spectra-to-protein summarisation method integrates peptide spectra characteristics and quantitative values for protein quantitation estimation. Spectra features, such as charge state, sequence length, identification score an... | |
Open access peer-reviewed chapter
# Bioresources for Third-Generation Biofuels
By Rafael Picazo-Espinosa, Jesús González-López and Maximino Manzanera
Submitted: October 19th 2010Reviewed: March 30th 2011Published: August 1st 2011
DOI: 10.5772/17134
## 1. Introduction
Modern societies’ welfare relies greatly on... | |
## 過去の記録
#### GCOEセミナー
11:40-12:30 数理科学研究科棟(駒場) 122号室
Wolfgang Koenig 氏 (Weierstrass Institute Berlin)
Eigenvalue order statistics and mass concentration in the parabolic Anderson model (ENGLISH)
[ 講演概要 ]
We consider the random Schr\\"odinger operator on the lattice with i.i.d. potential, which is double-exponentia... | |
Replacing resistors with equivalent resistor
This is somewhat a homework assignment, but please bear with me. Given the following schematic, I want to know the overall resistance when measured from node A to node B.
simulate this circuit – Schematic created using CircuitLab
First of all, I'm not sure whether the ord... | |
Existence of Taut Foliations on Seifert Fibered Homology $3$-spheres This paper concerns the problem of existence of taut foliations among $3$-manifolds. Since the contribution of David Gabai, we know that closed $3$-manifolds with non-trivial second homology group admit a taut foliation. The essential part of this pap... | |
# Area of projection on a plane?
• January 18th 2010, 03:08 AM
fishlord40
Area of projection on a plane?
what is the area of the projection on a plane of an equilateral triangle 10 cm on a side, if one side is parallel to the plane and the other sides form an angle of 30° with the plane?
*** the answer to this proble... | |
# Tip on how to make a visually good table
I'm using booktabs to make most of the tables in my thesis. However, I'm not sure if that is the best solution for tables with more than 6-7 rows, as it can be difficult to read (there is no line seperating the rows).
If you feel you are good at making visually good tables, ... | |
# Mutation and crossover operations in discrete differential evolutionary operations?
I need to use discrete differential evolutionary algorithm for assigning discrete values from set size $L$ to vectors of size $D$ where $L$ could be smaller, equal or larger than $D$. Elements of vector $X$ could take the same values... | |
Question
# How many numbers lie between squares of the following numbers?${\text{(i)}}$12 and 13${\text{(ii)}}$25 and 26${\text{(iii)}}$ 99 and 100
Hint:- Find squares of given numbers.
As, we know that,
Total numbers lying between two numbers a and b,
is given as $b - a - 1$, where $b > a$.
So, here we had to find ... | |
234: TZ Discussion – Death by iPad
1. Richard says:
I don’t know about a marathon podcast but this must be some kind of record for show notes length! Sounds like a lot of good stuff, looking forward to listening.
2. Hey, great episode. Long and interesting!
1. Percona – it was an awesome talk with Alexander from Pe... | |
# Limits preserve weak inequalities
Does anyone have a quick way to show that if $f(x)$ tends to a limit A as $x$ tends to $0$, and $f(x) \geq 0$ then $A \geq 0$?
Thanks
$|f(x)-A|<\epsilon \Rightarrow A-\epsilon < f(x) < A+\epsilon$
If $A<0$ then choose $\epsilon$ less than $|A|$ which forces $f(x)<0$.
Let if poss... | |
SKY-MAP.ORG
Home Getting Started To Survive in the Universe News@Sky Astro Photo The Collection Forum Blog New! FAQ Press Login
# HD 206860
Contents
### Images
DSS Images Other Images
### Related articles
Spectral synthesis analysis and radial velocity study of the northern F-, G- and K-type flare starsIn thi... | |
# Test
This page is for posters to test comments prior to submitting them to WUWT. Your tests will be deleted in a while, though especially interesting tests, examples, hints, and cool stuff will remain for quite a while longer.
Some things that don’t seem to work any more, or perhaps never did, are kept in Ric Werme... | |
# Short five lemma in Banach spaces
Denote by $\mathbf{Ban}$ the category of Banach spaces and bounded linear maps and by $\mathbf{Banc}$ the subcategory of Banach spaces and linear contractions. The isomorphisms of $\mathbf{Ban}$ are the bounded linear bijections (open mapping theorem) and in $\mathbf{Banc}$ they are... | |
# Abort not aborting
I have a relatively simple bit of code that looks like the following:
---some code here---
If[statement, Abort[]];
---more code following---
However, while $Aborted appears as output, the evaluation of the rest of the cell does not abort, continuing execution of code beyond the If statement. Ho... | |
# Decoding Locks
You are standing outside your house; you use a combination lock as your front door lock. You have forgotten your combination, and it’s started to rain. How do you get into your house in the most efficient way possible?
You stand there and ponder this for a few minutes until you realise you have a cup... | |
# How can I "see" that calculus works for multidimensional problems?
Let's say I have some function f(x) = x^2 + b. I can see what's going on, I can count the slope geometrically even without knowing the rules of derivatives.
When I need to minimize some cost function for linear problem (linear regression with gradie... | |
# Looks Blue To Me!
Chemistry Level 2
What is the color of light absorbed by an aqueous solution of $\text{CuSO}_4$?
× | |
# The operator $\left(q\frac{d}{dq}\right)^s$ and fractional derivatives of modular forms
Recall the notion of a "nearly holomorphic modular form" introduced by Shimura:
A function $f : \mathfrak h \to \mathbb C$ is said to be nearly holomorphic of level $\Gamma_1(N)$, weight $k$ and order $\leq r$ if it satisfies th... | |
## how to add column with constant number to each file
Hello
I'd like it if you could help me,
I have a step that reads over 100 text files,
each file contains about 15 lines
I'd like to put a column with a constant number to identify each file,
all this I put in a table
example
file 1
column 1 column 2
xxxxxx ---- ... | |
# Finding velocity and position from an acceleration vs time graph
1. Sep 23, 2013
### Kot
1. The problem statement, all variables and given/known data
The graph of acceleration versus time for an object in linear motion. Assuming the object starts from rest at the origin at t = 0, find the velocity and position of ... | |
# 14.3: Generating Random Numbers
Running a Monte Carlo simulation requires that we generate random numbers. Generating truly random numbers (i.e. numbers that are completely unpredictable) is only possible through physical processes, such as the decay of atoms or the rolling of dice, which are difficult to obtain and... | |
# Darcy Flow Analysis and Convection Topology Optimization
Forced Convection for Linear Steady-State Heat Transfer is available via Darcy Flow analysis.
Darcy Flow Analysis is currently only supported for steady-state heat transfer analysis. Forced convection applications include cooling solutions for electric motors... | |
# The holographic Hadamard condition on asymptotically Anti-de Sitter spacetimes
Michał Wrochna
December 04, 2016
In the setting of asymptotically Anti-de Sitter spacetimes, we consider Klein-Gordon fields subject to Dirichlet boundary conditions, with mass satisfying the Breitenlohner-Freedman bound. We introduce a c... | |
In this example, we will show how to reblock using MineLink software and its impact in the results of the final pit shell.
### Case
To develop this exercise a model with regular blocks of 20mx20mx20m was considered. The mineralized ore body has a seam geometry shape of 200m width, 1000m long, and undefined depth. It ... | |
## On the regularization of the Kepler problem.(English)Zbl 1266.37022
The Kepler problem is the study of the motion of two masses subject to an attractive inverse-square force. A key element in modern treatments of the Kepler problem in $$\mathbb{R}^n$$ is the regularization of collision orbits. Moser’s fundamental w... | |
×
# Nihar Mahajan's messageboard.
Hello every positive min(TREVOR) !
Since many of my friends are motivating me to create my own messageboard , so here's my messageboard . You can leave messages for me here.
Also FYI : I like carrots and there is no specific reason for it.
Do reshare this so that I can reach most ... | |
## Wednesday, September 14, 2016 ... /////
### An interview with Václav Klaus
About the final victory of the Left, redefinition of the main political themes, Merkelism, and U.S. elections
An interview with the Czech ex-president was recorded by PragueTV less than two weeks ago and I found it interesting enough to tr... | |
# homogenous
1. ### non-homogeneous recurrence problem
Hello everyone, I have this problem $a_n + a_{n-1} + 6a_{n-2} = 5n(-1)^n + 2^n$ This is the given solution: a_n = (\sqrt{6})^n(C_1\cdot \sin\phi n + C_2\cdot \cos\phi n) + \frac{1}{3} \cdot 2^n + \left(\frac{5}{6}\cdot n + \frac{55}{36}\right)(-1)^n I used the di... | |
# What's the first time-integral of price called?
In general I'm wondering about the names of time-derivatives of price.
E.g. in physics the first few time-derivatives of position are:
• f(x) = displacement
• f'(x) = velocity
• f''(x) = acceleration
And the first integral (anti-derivative) of displacement is called... | |
Journal topic
Mech. Sci., 10, 589–604, 2019
https://doi.org/10.5194/ms-10-589-2019
Mech. Sci., 10, 589–604, 2019
https://doi.org/10.5194/ms-10-589-2019
Research article 13 Dec 2019
Research article | 13 Dec 2019
# Kinematic analysis and evaluation of a hybrid mechanism for computer assisted bone reduction surgery
K... | |
## Electron density question
$sp, sp^{2}, sp^{3}, dsp^{3}, d^{2}sp^{3}$
William Cryer 1L
Posts: 12
Joined: Fri Sep 29, 2017 7:05 am
### Electron density question
Do the lone pairs of electrons in an atom count as a region of electron density? That is, will it effect the type hybridization (sp, sp2, etc)?
Wenjie Do... | |
# DiffOp -- differential operator
## Description
A differential operator of the ring $R = \mathbb{K}[x_1,\dots,x_n]$ can be thought of as a polynomial with coefficients in $R$, and monomials in variables $dx_1, \dots, dx_n$, where $dx_i$ corresponds to the partial derivative with respect to $x_i$. These operators for... | |
## Algebra 2 (1st Edition)
The relation is not a function because there is an input value to which there belongs more than $1$ output value. ($4$ and $5$ are both output values of $0$). | |
Function Mocker 1.2.1 out!
A much needed refresh of the “necessary evil” library.
Monkey patching (thanks Patchwork)
The term “monkey patching”, when applied to code, refers to:
[…] changing code sneakily – and possibly incompatibly with other such patches – at runtime.
Source: WikiPedia.
The adverbs used in the s... | |
LEARNATHON
III
Competition for grade 6 to 10 students! Learn, solve tests and earn prizes!
### Theory:
Learn how to construct a triangle with an example if its base, vertical angle and the point on the base where the bisector of the vertical angle meets the base are given.
Example:
Draw a triangle $$ABC$$ of base $$... | |
# Manuals/calci/DET
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
DET(array)
• is the set of numbers.
## Description
• This function gives the determinant value of a matrix.
• To calculate the determinant of a matrix, we can choose only square matrix.i.e. Number of rows and number of co... | |
# Continuous derivative
1. May 8, 2009
### H2Pendragon
1. The problem statement, all variables and given/known data
Suppose f is differentiable on J, c is in J0 and f'(c) > 0. Show that if f' is continuous at c, then f is strictly increasing on some neighborhood of c
2. Relevant equations
Strictly increasing: If x ... | |
# Super Hedging in incomplete Trinomial Tree
I have a question concerning the super-replication of a call in a trinomial tree which has the following characteristics:
Suppose we have one risky asset $S_t=2+\sum_{k=1}^tZ_i$, where $P(Z_i=0)=P(Z_i=-1)=P(Z_i=1)=\frac{1}{3}$, where $P$ denotes the objective (or real-worl... | |
# After her examinations a student decides that she needs a holiday. 1 answer below »
After her examinations a student decides that she needs a holiday. A travel agent supplies the following list of last minute holidays that are available. The student works down the list, considering the holidays in the order that the... | |
nonlinear function table
This is the currently selected item. lessons in math, English, science, history, and more. All other trademarks and copyrights are the property of their respective owners. This tutorial shows you how to tell if a table of values represents a linear function. What is Professional Development fo... | |
QUESTION
# SOC 312 Week 5 Quiz
This document of SOC 312 Week 5 Quiz includes answers to the next questions:
1. Which of the following is an example of a behavioral tendency thought to be linked to aggressiveness?
2. Mark has egocentric ideas about right and wrong. Mark doesn
• @
• 1 order completed
Tutor has poste... | |
# Pythagorean Triple List
-2xy-2yz-2z x B. Let be a Pythagorean triple (PT), that is, , , and are positive integers such that. 11, 60, 61 10. Python Challenges - 1: Exercise-40 with Solution. Which also fits the formula a 2 + b 2 = c 2: 6 2 + 8 2 = 10 2. To explain this I am giving an example- set (5, 12, 13) is a Pyt... | |
## Abstract
Many features can describe a concept, but only some features define a concept in that they enable discrimination of items that are instances of a concept from (similar) items that are not. We refer to this property of some features as feature diagnosticity. Previous work has described the behavioral effect... | |
The first round of Stanley Cup Playoffs finished with a crazy game between the Leafs and the Bruins. It was the seventh match of the series and Boston celebrated this scoring 7 goals. Toronto answered with just 4. Good game anyway.
I discovered that my forecasting skills suck — I correctly predicted only 50% of teams ... | |
The genome is diploid at the end of which phases of a human mitotic cell cycle?
1. $\text{G2 & S}$
2. $\text{G1 & M}$
3. $\text{M & S}$
4. $\text{G1 & G2}$ | |
# 1993 technical reports
CS-93-60
Title OPTIMUM LOGIC ENCODING AND LAYOUT WIRING FOR VLSI DESIGN: A GRAPH-THEORETIC APPROACH
Authors Chuan-Jin Shi
Abstract This thesis addresses two problems in VLSI design: constrained via minimization — which aims at minimizing the number of vias between routing layers — and constrai... | |
# Probability and statistics ques
1. Jun 22, 2008
### sstudent
QUES: the yield of a chemical process is bieng studied. the past 5 days of plant operation have resulted in :91.6, 88.75, 90.08, 89.95, 91.3. Find a 95% two-sided confiendce interval. Thanks folks
2. Jun 22, 2008
### rootX
3. Jun 22, 2008
### sstuden... | |
Torque3d Features - Issues - Wishlist
Friendly conversations, and everything that doesn't fit into the other forums.
• 1
• 2
Torque3d Features - Issues - Wishlist
Bloodknight
Posts: 94
Joined: Tue Feb 03, 2015 8:58 pm
[/size]Torque 3D MIT Uservoice Wishlist[/size]
This is the complete list of wishes from the garage... | |
# Zigya Join As
The force resulting due to the action of muscles is known as muscular force.
### Bookmark Count
The force resulting due to the action of muscles is known as muscular force. | |
Thread: Velocity w/axis vs without View Single Post
Math Emeritus Sci Advisor Thanks PF Gold P: 39,568 Velocity w/axis vs without If the force is applied perpendicular to the motion of the ball then its speed is constant. The distance around the circle in time t is $v_it$. | |
### Communities
tag:snake search within a tag
user:xxxx search by author id
score:0.5 posts with 0.5+ score
"snake oil" exact phrase
created:<1w created < 1 week ago
post_type:xxxx type of post
Q&A
# Posts tagged water
This tag doesn't have any usage information yet.
This tag doesn't have a detailed wiki yet.
225 ... | |
# 8. Visibility Rules¶
## 8.1. Declarative Region¶
No extensions or restrictions.
## 8.2. Scope of Declarations¶
No extensions or restrictions.
## 8.3. Visibility¶
No extensions or restrictions.
### 8.3.1. Overriding Indicators¶
No extensions or restrictions.
## 8.4. Use Clauses¶
Legality Rules
1. Use clause... | |
Archived
This topic is now archived and is closed to further replies.
Why use linux to dev games?
Recommended Posts
Mindwarp 122
Hello everyone, For about the past year or so I have been running linux as my primary operating system. Previously I had only windows experience. I am currently running windows 2000. I... | |
# Electromagnetic induction
Electromagnetic induction is the production of an electrical potential difference (or voltage) across a conductor situated in a changing magnetic flux.
Michael Faraday discovered the induction phenomenon in 1831. He found that the electromotive force (EMF) produced along a closed path is p... | |
• # question_answer ) A and B are friends. A is elder to B by 5 years. B's sister C is half the age of B while A's father D is 8 years older than twice the age of B. If the present age of D is 48 years, find the present ages of A, B and C respectively. A) 50 years, 25 years, 20 yearsB) 40 years, 20 years, 15 yearsC) ... | |
### Help Support The Rocketry Forum:
#### manixFan
##### Not a rocket scientist
Magnetic switches and wifi are back.
Thank you TRA board!!!!
Tony
#### Cameron Anderson
##### Well-Known Member
Magnetic switches and wifi are back.
Thank you TRA board!!!!
Tony
#### manixFan
##### Not a rocket scientist
The link ... | |
Dave the Most Horrid and Foul Necromancer
Dave the Most Horrid and Foul Necromancer lives in an underground chamber beneath an enormous dead tree in the swamp southwest of Escrow in Uberwald.
The underground chamber looks like this:
Thick roots weave along the roof and walls, encircling this small chamber with their... | |
Skip to main content
Learning SQL
If you aren't aware of it, there's a free online course on databases (and SQL). I took it back when it ran live, but it's just as good self-paced. Jennifer Widom (Stanford) is an outstanding lecturer and the videos and assignments are excellent. SQLite is used to grade the online exe... | |
# A Geometric Proof of Machin's Formula
by Roger B. Nelsen (Lewis and Clark College)
This article originally appeared in:
Mathematics Magazine
December, 1990
Subject classification(s): Algebra and Number Theory | Number Theory | Famous Problems | Geometry and Topology | Geometric Proof
Applicable Course(s): 3.2 Main... | |
# NAG FL Interfaces30aaf (opt_bsm_price)
## ▸▿ Contents
Settings help
FL Name Style:
FL Specification Language:
## 1Purpose
s30aaf computes the European option price given by the Black–Scholes–Merton formula.
## 2Specification
Fortran Interface
Subroutine s30aaf ( m, n, x, s, t, r, q, p, ldp,
Integer, Inten... | |
# SAT Math : Fractions and Percentage
## Example Questions
### Example Question #11 : Fractions
Solve each problem and decide which is the best of the choices given.
There is a bag with green marbles, red marbles, purple marbles, and blue marbles. What is the probability that a red marble is randomly chosen fro... | |
# Low Dimensional Topology
## March 14, 2014
### Train tracks on a torus
Filed under: Curve complexes,Surfaces — Jesse Johnson @ 11:47 am
A little over a year ago, I started writing a series of posts on train tracks and normal loops, then got distracted by other things. In the mean time, I wrote a paper with Yoav M... | |
#### Stochastic Matrices and the Perron-Frobenius Theorem
René Thiemann
Archive of Formal Proofs 2017.
##### Abstract
Stochastic matrices are a convenient way to model discrete-time and finite state Markov chains. The Perron–Frobenius theorem tells us something about the existence and uniqueness of non-negative eig... | |
• Corpus ID: 119235773
# Orientations of Morse flow trees in Legendrian contact homology
@article{Karlsson2015OrientationsOM,
title={Orientations of Morse flow trees in Legendrian contact homology},
author={Cecilia Karlsson},
journal={arXiv: Symplectic Geometry},
year={2015}
}
Let L be a spin Legendrian submanifold o... | |
# Generate a Markdown Template for your Post
Your task is simple: Write a program (or function) that takes no input and outputs something like this:
## *name*, *length* bytes
*code*
Where *name* is the name of the language you are using, *length* is the number of bytes in your code, and *code* is your program's sou... | |
# 0.9 Carrier recovery (Page 5/19)
Page 5 / 19
The squaring nonlinearity is only one possibility in the pllpreprocess.m routine.
1. Try replacing the ${r}^{2}\left(t\right)$ with $|r\left(t\right)|$ . Does this result in a viable method of emphasizing the carrier?
2. Try replacing the ${r}^{2}\left(t\right)$ with ... | |
Why is a holomorphic map between compact connected Riemann surfaces a branched covering?
I have seen it claimed that a non-constant holomorphic map $f:X \rightarrow Y$ between compact connected Riemann surfaces is a branched covering i.e. surjective and there is a finite set $\Sigma \subset Y$ and $r \in \mathbb{Z}_+$... | |
# Bootstrapping the Kashiwara crystal
Posted in
Speaker:
Anthony Joseph
Affiliation:
Weizmann Institute
Date:
Sat, 2018-11-24 09:00 - 10:00
Location:
MPIM Lecture Hall
The Kashiwara $B(\infty)$ crystal gives a uniform combinatorial description of each integrable highest weight module $V$ for every Kac-Moody Lie algeb... | |
# Show that the numerator of $\sum_{k=1}^{p^2} \frac1k - \frac1p\sum_{k=1}^p\frac1k$ is divisible by $p^4$
Let $p\ge5$ be a prime. If the following fraction is fully reduced (to an irreducible fraction), prove that the numerator will be divisible by $p^4$.
$$\sum_{k=1}^{p^2} \frac1k - \frac1p\sum_{k=1}^p\frac1k$$
I ... | |
# Finding complete sufficient statistic
Let $$X_1 , ....,X_n$$ be iid. $$Uniform[-\theta,\theta]$$. I need to find the complete sufficient statistic for $$\theta$$ or prove there does not exist such.
I know that $$T=(X_{(1)}, X_{(n)} )$$ is a sufficient statistic for $$\theta$$ but it is not a complete sufficient sta... | |
# How to use Jenkins Pipeline and choose triggers for email notifications?
Before Pipeline, I used Email-ext plugin to define triggers for sending emails (on first failure, and when back to success).
But in the Pipeline version, I can't control the triggers, I can only "send always", or send based on current build re... | |
# American Institute of Mathematical Sciences
February & March 2007, 18(2&3): 405-428. doi: 10.3934/dcds.2007.18.405
## On the inverse Sturm-Liouville problem
1 Dipartimento di Sistemi e Informatica, Università di Firenze, 50139 Firenze 2 Dipartimento di Matematica U. Dini, Università di Firenze, Italy
Received ... | |
Org Mode Code Block
The instructions for each level are written below the game space. The Clang Compiler is an open-source compiler for the C family of programming languages, aiming to be the best in class implementation of these languages. Switched-mode power supply units (PSUs) in domestic products such as personal ... | |
### Home > CCA > Chapter 9 > Lesson 9.3.2 > Problem9-86
9-86.
1. Solve the following equations and inequalities for x. Check your solution(s), if possible. Homework Help ✎
1. = 9
2. = 4
3. x2 = 25
4. 2(x − 3) > 4
$\frac{1}{3}=\textit{x}$ | |
# Human insulin is being commercially produced from a transgenic species of :
$\begin {array} {1 1} (1)\;Saccharomyces & \quad (2)\;Escherichia \\ (3)\;Mycobacterium & \quad (4)\;Rhizobium \end {array}$ | |
### Dimensions of Objects
Here’s an interesting question: what is a dimension? Dimensions can often seem like life. We know it when we see it, but defining it can be kind of tricky. As such, a good heuristic can be useful in thinking about dimensions, and, in particular, the number of dimensions a particular mathemati... | |
Find Paper, Faster
Example：10.1021/acsami.1c06204 or Chem. Rev., 2007, 107, 2411-2502
Comparative compositional analysis of cassava brown streak disease resistant 4046 cassava and its non-transgenic parental cultivar
GM Crops & Food (IF3.074), Pub Date : 2020-11-04, DOI: 10.1080/21645698.2020.1836924
H. Wagaba, P. Ku... | |
##### Child pages
• Astro&Theory Seminar
Go to start of banner
# Astro&Theory Seminar
The seminar of the Astro & Theory Section takes place Thursdays (alternating with the Journal Club) in E3-128 and on zoom, starting normally at 14.15. If you would like to suggest a seminar speaker or want to be added to the emai... | |
# How to flip normals of Graphics3d faces?
Is there an easy way to flip the normals for all the faces of a sage.plot.plot3d.base.Graphics3d or sage.plot.plot3d.base.Graphics3dGroup object?
I checked the source of https://github.com/sagemath/sage/blob... but couldn't find any answers there.
### Background:
I am gene... | |
# Convection diffusion reaction equation (stiffness, solver)
I am trying to solve the CDR-Equation in 2D:
$$\frac{\partial c(x,y)}{\partial t} + \nabla \cdot ( -d\nabla c(x,y) + \vec{v}(x,y) c(x,y))+ a c(x,y)=0\,,$$ with Boundary Conditions (length of square is $L$): $$c(0,y)=0$$ $$-d\nabla c(L,y) + v(L,y) (c(L,y))=0... | |
# a big hand for rfe
Here are some tools that I’ve put together that make a huge difference to a clunky rfe workflow. Bored already? Don’t worry, I’ve written the script already: tl;dr
Imagine power cycling a DICE server with redundant PSUs, using our lovely power bar control files. You don’t know where it’s installe... | |
# Different Euclidean metrics on a vector bundle
Suppose I have two Euclidean metrics $\mu_1, \mu_2$ on a given vector bundle $\xi$. Does anyone know of necessary and/or sufficient conditions to ensure that there is a homeomorphism $\phi: E(\xi) \to E(\xi)$ between fibers such that $\mu_1 \circ \phi = \mu_2$?
I vague... | |
# SSAT Upper Level Math : Rational Numbers
## Example Questions
### Example Question #1 : How To Add Complex Fractions
Simplify.
Explanation:
Don't try to find the least common denominator as it will take a lot of time and a definite mistake in arithmetic. Instead try to see if these quadratics can simplify.
Upon... | |
Article Contents
Article Contents
# Characteristic analysis of carrier based on the filtering and a multi-wavelet method for the information hiding
• The characteristic consistency between the original and the stego carriers is an important indicator to evaluate an information hiding algorithm. Different from the tra... | |
# Linear Algebra - Can vector $v$ be expressed as a linear combination of $u_1$ and $u_2$
I have a question: Can the vector $v = (1,2)$ be expressed as a linear combination of $u_1 = (1,3)$ and $u_2 = (4,1)$?
What I have tried:
$a + 4b = 1$
$3a + b = 2$
$a = 1 - 4b$
$3(1 - 4b) +b = 2$
$3 - 12b + b = 2$
$3 -11b=... | |
# A change of variables in the euler equation
If someone could help me with the proposed change of variables, it would be greatly appreciated. Consider Euler's equation:
$$z^2w'' + \alpha zw' + \beta w = 0$$
where $w$ is a function of $z$ and $\alpha, \beta$ are constants. How would the change of variables $t =\ln(z... | |
Let $\displaystyle f \subseteq \mathbb{R}^2$ $\displaystyle \to \mathbb{R}^2$. Show that if the determinant of the Jacobian Matrix of $\displaystyle f$ is not equal to zero at $\displaystyle (x_o,y_o)\in D$, then $\displaystyle f$ is injective in some neighborhood of $\displaystyle (x_o,y_o)$.
2. First, the Jacobian is... | |
Builder pattern
This pattern is a common way of creating instances in Rust. It will help you write cleaner and more readable code that'll be easy to expand later.
Let's dive straight into everyones favorite toy example, the car:
#![allow(unused_variables)]
fn main() {
#[derive(Debug)]
struct Car {
number_of_doors: ... | |
# YX8018 solar led light - adaptable to li-ion?
#### Grum
Joined Apr 30, 2018
41
Hi all - I have a row of these cheap solar garden led light alongside a path that is mostly in the shade, so the batteries very seldom charge sufficiently to give more than about 30 minutes of light at dusk, and are completely exhausted ... | |
# to tilde or not to tilde
Schneider, Thomas (NIH/NCI) [E] schneidt at mail.nih.gov
Mon Oct 7 00:29:14 CEST 2019
Paulo:
> NO centered mathematical formula should contain any punctuation at
> the end of the line -- even if it is to terminate a sentence.
>
> Punctuation have a role in typography -- to introduce a paus... | |
# 8. Permutations and the Determinant
$$\newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} }$$
$$\newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}}$$
There are many operations that can be applied to a square matrix. This chapter is devoted to one particularly im... | |
Now use the chart wizard ***EXCEL NOTE *** to draw graphs of x vs t and y vs t on the same axes and a separate graph of y vs x. Magic of SOLIDWORKS Equation Driven Curves. For example, the curtate cycloid is a curve traced out by a (red) point Pon the interior of a given (blue) circle, rolling along the (black) straigh... |
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