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bd70e40 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | import math
import streamlit as st
def scientific_calculator():
st.title("Scientific Calculator")
st.sidebar.header("Select Operation")
operations = [
"Addition",
"Subtraction",
"Multiplication",
"Division",
"Exponentiation",
"Square Root",
"Sine",
"Cosine",
"Tangent",
"Logarithm (base 10)",
"Natural Logarithm"
]
operation = st.sidebar.selectbox("Choose an operation:", operations)
if operation in ["Addition", "Subtraction", "Multiplication", "Division", "Exponentiation"]:
num1 = st.number_input("Enter first number:", value=0.0)
num2 = st.number_input("Enter second number:", value=0.0)
if operation == "Addition":
st.write(f"Result: {num1} + {num2} = {num1 + num2}")
elif operation == "Subtraction":
st.write(f"Result: {num1} - {num2} = {num1 - num2}")
elif operation == "Multiplication":
st.write(f"Result: {num1} × {num2} = {num1 * num2}")
elif operation == "Division":
if num2 == 0:
st.error("Error: Division by zero!")
else:
st.write(f"Result: {num1} ÷ {num2} = {num1 / num2}")
elif operation == "Exponentiation":
st.write(f"Result: {num1} ^ {num2} = {num1 ** num2}")
elif operation == "Square Root":
num = st.number_input("Enter a number:", value=0.0)
if num < 0:
st.error("Error: Cannot calculate the square root of a negative number!")
else:
st.write(f"Result: √{num} = {math.sqrt(num)}")
elif operation in ["Sine", "Cosine", "Tangent"]:
angle = st.number_input("Enter the angle in degrees:", value=0.0)
radians = math.radians(angle)
if operation == "Sine":
st.write(f"Result: sin({angle}) = {math.sin(radians)}")
elif operation == "Cosine":
st.write(f"Result: cos({angle}) = {math.cos(radians)}")
elif operation == "Tangent":
st.write(f"Result: tan({angle}) = {math.tan(radians)}")
elif operation == "Logarithm (base 10)":
num = st.number_input("Enter a number:", value=0.0)
if num <= 0:
st.error("Error: Logarithm undefined for non-positive numbers!")
else:
st.write(f"Result: log10({num}) = {math.log10(num)}")
elif operation == "Natural Logarithm":
num = st.number_input("Enter a number:", value=0.0)
if num <= 0:
st.error("Error: Natural logarithm undefined for non-positive numbers!")
else:
st.write(f"Result: ln({num}) = {math.log(num)}")
if __name__ == "__main__":
scientific_calculator()
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