SetBang

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SetBang (or S∈tBang) is a language based on a foundation of all mathematics: set theory. It is recommended that you do not use it for anything where performance, readability, or programmer sanity are requirements. However, it’s probably great for job security. It was created by Michael O. Church.

Explanation

SetBang is stack-based, and features a single data type, the set.

• Initial blog post.
• The second blog post.
• The third blog post.

Examples

Hello World

6^#~8[2>'2>\_#]_!5^#[2>'2>\_#]_~5[2>'2>\_#]_!~9'''  [2>'2>\_#]_~~!!3[2>'2>\_#]_~!5^#~9'''[2>'2>\_#]_!!~8    ][2>'2>\_#]_!~!~3[2>'2>\_#]_!~3[2>\_#2>\_#]_!9''[2>\_#2>\_#]_!5^#'!9'!___

Implementations

• The original implementation, written in Clojure.