## Fitch Proof Constructor

Natural deduction proof editor and checker. This is a demo of a proof checker for Fitch-style natural deduction systems found in many popular introductory logic textbooks. The specific

Figure out mathematic

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The passing rate for the final exam was 80%.

Determine math problems

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## Proof Checker

Examine the logical validity of the argument for example like. 1. Hypothesis = p or q;not p and Conclusion = q. 2. Hypothesis = (p and not (q)) => r;p or q;q => p and Conclusion = r. 3.

• Passing Rate
• Figure out math
• Figure out mathematic question
• Clear up math problems
• Solve

## The Logic Daemon

Use symbolic logic and logic algebra. Place brackets in expressions, given the priority of operations. Simplify logical expressions. Build a truth table for the formulas entered. Find