From cffd2746785e6b40b8d4f2b44ab0b4a936cd6f24 Mon Sep 17 00:00:00 2001 From: dos-reis Date: Thu, 17 Jun 2010 12:05:08 +0000 Subject: * algebra/vector.spad.pamphlet (DirectProductCategory): Extend AbelianMonoid if element type satisfies AbelianMonoid. Extend AbelianGroup if element type satisfies AbelianGroup. Extend Module R if R satisfies CommutativeRing; remove bogus Algebra R and CommutativeRing extension. --- src/ChangeLog | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/ChangeLog') diff --git a/src/ChangeLog b/src/ChangeLog index e7aee0b7..43a94005 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,11 @@ +2010-06-17 Gabriel Dos Reis + + * algebra/vector.spad.pamphlet (DirectProductCategory): Extend + AbelianMonoid if element type satisfies AbelianMonoid. + Extend AbelianGroup if element type satisfies AbelianGroup. + Extend Module R if R satisfies CommutativeRing; remove bogus + Algebra R and CommutativeRing extension. + 2010-06-17 Gabriel Dos Reis * algebra/strap/DIFRING-.lsp: Remove. -- cgit v1.2.3