Select and apply numerical differentiation schemes for PDE and ODE discretization — generate finite-difference stencils at arbitrary order and accuracy, choose between central, upwind, compact (Pade), and spectral methods, handle boundary stencils, and estimate truncation error scaling.
Install
npx skills add HeshamFS/materials-simulation-skills --skill differentiation-schemesnpx skills add HeshamFS/materials-simulation-skills --skill differentiation-schemes -a claude-code -gnpx skills add HeshamFS/materials-simulation-skills --skill differentiation-schemes -a codex -ggemini skills install https://github.com/HeshamFS/materials-simulation-skills.git --path skills/core-numerical/differentiation-schemesgh skill install HeshamFS/materials-simulation-skills differentiation-schemesgit clone --depth 1 https://github.com/HeshamFS/materials-simulation-skills /tmp/HeshamFS__materials-simulation-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/HeshamFS__materials-simulation-skills/skills/core-numerical/differentiation-schemes ~/.claude/skills/differentiation-schemes # Claude Code
cp -R /tmp/HeshamFS__materials-simulation-skills/skills/core-numerical/differentiation-schemes ~/.agents/skills/differentiation-schemes # Codex, Cursor, Gemini CLI, Copilot, OpenCode