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lean4game/server/nng/NNG/Levels/Function/Level_1.lean

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import NNG.Metadata
import NNG.MyNat.Theorems.Addition
import NNG.MyNat.Multiplication
Game "NNG"
World "Function"
Level 1
Title ""
open MyNat
Introduction
"
"
Statement
"If $P$ is true, and $P\\implies Q$ is also true, then $Q$ is true."
(P Q : Prop) (p : P) (h : P → Q) : Q := by
exact h p
NewTactic exact
Conclusion
"
"