CAS Verification
CAS with SymPy and formal proofs with Lean 4
✅
Verified
Mathematically proven correct using symbolic computation
❌
Failed
Proven incorrect with counterexample showing where it fails
⚠️
Unknown
Cannot determine with helpful suggestions for resolution
CAS Verification Demo — Automated Math Checking
Interactive examples demonstrating AutEng's Computer Algebra System (CAS) verification. See how mathematical expressions and derivations are automatically verified with SymPy.
Pillar GuideQuadratic Formula Derivation — Step-by-Step CAS Verification
Complete derivation of the quadratic formula with automated CAS verification. Learn how mode=solve verifies equation-solving steps and detects lost or extraneous solutions.
Lean 4 Theorem Proving — Formal Proof Verification
Machine-checked mathematical proofs using Lean 4 and Mathlib. Learn how to write and verify formal proofs with induction, case analysis, and powerful tactics.
Pillar Guide