You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
import NNG.Metadata
|
|
import NNG.MyNat.Addition
|
|
|
|
Game "NNG"
|
|
World "AdvAddition"
|
|
Level 10
|
|
Title ""
|
|
|
|
open MyNat
|
|
|
|
Introduction
|
|
"
|
|
|
|
"
|
|
|
|
Statement
|
|
""
|
|
: true := by
|
|
trivial
|
|
|
|
Conclusion
|
|
"
|
|
|
|
"
|