fix: remove outer paren before \( math delimiter in CoT bullet

fix: remove outer parens before math delimiters; revert to bare underscore

fix: escape _ as \_ in prose inline math to prevent italic parsing

fix: use $...$ delimiters for inline math in bullet points

docs: add damped Riemannian geometry framework (June 2026 diagnostic battery results)

Upload README.md with huggingface_hub

Add links to Colab rerun notebook and training results in companion repo

Update Multi-Xi SPLM PPL to 11.51 (16k rerun) and add checkpoint docs

Add 'riemannian-geometry' tag

Add 'constant-memory-inference' tag

Add 'non-transformer' tag

Add 'attention-free' tag

Add Geometric Capabilities section: Riemannian metric, geodesic reasoning, hallucination detection, native CoT

Fix KaTeX: restructure prose to avoid ( before \\( delimiter

Fix KaTeX rendering: remove bold wrapping and adjacent parens around math in table cells

Add 'Why Not a Transformer?' section with O(1) complexity, parameter comparison, and runtime capacity figure; fix KaTeX inline math; add Inference column to family table

Fix inline math: use \\(...\\) for KaTeX on HuggingFace

Fix math notation: convert plain text to LaTeX

Initial model card and config for semsimula-splm-multixi