{"author":"chenyu","author_email":"chenyu@fastmail.com","author_time":1715811586,"commit_time":1715811586,"committer":"GitHub","committer_email":"noreply@github.com","hash":"2119e0456de9f1a307afcb4a24e1480c76ff12d1","message":"redo simpler abs and sign (#4611)\n\nmoved Sign logic to function.py, and backward always returns 0 to match torch.\r\nrewrite abs as `self * self.sign()`, so it's backward also matches torch.","parents":["eb9689336e7ad9610b1798a7e1ba7841af16a97e"],"tree_hash":"0eb64fe105f84da0daa1bae29519722cb2fd0a7a"}