Opened 9 years ago

Closed 8 years ago

#633 closed bug (fixed)

accidental basering change in algebra::is_injective

Reported by: kroeker@… Owned by: somebody
Priority: minor Milestone: 4-1-0 and higher
Component: singular-libs Version: 4-0-0
Keywords: basering change is_injective Cc:

Description

There is an accidental basering change in algebra::is_injective() (verify with code review or run following example) 

option(warn);

LIB("algebra.lib");
int p = printlevel;
ring r = 0,(a,b,c),ds;
ring s = 0,(x,y,z,u,v,w),dp;
ideal I = x-w,u2w+1,yz-v;
map phi = r,I;
is_injective(phi,r);

output: 

// ** option changed in proc is_injective from algebra.lib
-redTail -redThrough

fix proposal: ​https://github.com/Singular/Sources/pull/628

Change History (1)

comment:1 Changed 8 years ago by hannes

Resolution: → fixed
Status: new → closed

fixed by Jakob Kröker with d6d9368ea0fd06d0387039f01a3bafa5e047063f

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