diff delta.hs @ 116:f02c5ad4a327

Prove association-law for DeltaM by (S O) pattern with definition changes
author Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
date Sun, 01 Feb 2015 17:55:39 +0900
parents 29c54b0197fb
children f2187ad63791
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