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siddhartha-gadgil/leanaide/direct-contrapositive-contradiction

siddhartha-gadgil·AI/ML·siddhartha-gadgil/leanaide·math-reasoning-system/skills/techniques/core/direct_contrapositive_contradiction/SKILL.md ↗·Updated Jun 19, 2026

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siddhartha-gadgil/leanaide

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Install

# npm
$ npx vskill@latest install siddhartha-gadgil/leanaide/direct-contrapositive-contradiction

# bun
$ bunx vskill@latest install siddhartha-gadgil/leanaide/direct-contrapositive-contradiction

# pnpm
$ pnpx vskill@latest install siddhartha-gadgil/leanaide/direct-contrapositive-contradiction

# yarn
$ yarn dlx vskill@latest install siddhartha-gadgil/leanaide/direct-contrapositive-contradiction

# alternative
$ npx vskill@latest install siddhartha-gadgil/leanaide --skill direct-contrapositive-contradiction

──Security

Tier 1PASS 100/100Tier 2PASSView full security report →

──Quality Evaluation

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Popularity

119stars17forks07d trend

Works with

Works with all 39 vskill-compatible agents

Claude Code

Cursor

GitHub Copilot

Windsurf

Codex

Gemini CLI

ClineAmp

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