diff options
Diffstat (limited to 'src/algebra/mfinfact.spad.pamphlet')
| -rw-r--r-- | src/algebra/mfinfact.spad.pamphlet | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/algebra/mfinfact.spad.pamphlet b/src/algebra/mfinfact.spad.pamphlet index 73483b86..bca79804 100644 --- a/src/algebra/mfinfact.spad.pamphlet +++ b/src/algebra/mfinfact.spad.pamphlet @@ -301,7 +301,7 @@ MultFiniteFactorize(OV,E,F,PG) : C == T pushup(f:P,x:OV) :PG == ground? f => pushupconst((retract f)@R,x) rr:PG:=0 - while f~=0 repeat + while not zero? f repeat lf:=leadingMonomial f cf:=pushupconst(leadingCoefficient f,x) lvf:=variables lf @@ -314,7 +314,7 @@ MultFiniteFactorize(OV,E,F,PG) : C == T ground? g => ((retract g)@F)::R::P rf:P:=0$P ug:=univariate(g,x) - while ug~=0 repeat + while not zero? ug repeat cf:=monomial(1,degree ug)$R rf:=rf+cf*pushdcoef(leadingCoefficient ug) ug := reductum ug @@ -324,7 +324,7 @@ MultFiniteFactorize(OV,E,F,PG) : C == T pushupconst(r:R,x:OV):PG == ground? r => (retract r)@F ::PG rr:PG:=0 - while r~=0 repeat + while not zero? r repeat rr:=rr+monomial((leadingCoefficient r)::PG,x,degree r)$PG r:=reductum r rr @@ -385,14 +385,14 @@ MultFiniteFactorize(OV,E,F,PG) : C == T leadcomp1:=[retract eval(pol,lvar,lval) for pol in plist] testp and or/[unit? epl for epl in leadcomp1] => range:=range+1 newm:SUP R:=completeEval(um,lvar,lval) - degum ~= degree newm or minimumDegree newm ~=0 => range:=range+1 + degum ~= degree newm or not zero? minimumDegree newm => range:=range+1 lffc1:=content newm newm:=(newm exquo lffc1)::SUP R testp and leadtest and not polCase(lffc1*clc,#plist,leadcomp1) => range:=range+1 Dnewm := differentiate newm D2newm := map(differentiate, newm) - degree(gcd [newm,Dnewm,D2newm])~=0 => range:=range+1 + not zero? degree(gcd [newm,Dnewm,D2newm]) => range:=range+1 -- if R has Integer then luniv:=henselFact(newm,false)$ -- else lcnm:F:=1 |