Let’s introduce a fundamental theorem regarding the existence of mappings that create identity mappings.
Continue reading Existence of Mappings Creating Identity MappingsCategory Archives: Mathematics
(日本語) 数学: 1変数の連続関数定義
(日本語) 互いに素なピタゴラス数が無限に存在することの証明
Kotlin: Euclidean Algorithm
Perfect Number and Semi-Perfect Number (Ruby)
I wrote the code to check perfect number and semipefrect number in Ruby. Semiperfect number is also called pseudoperfect number.
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