Fix AW/66

	* algebra/zerodim.spad.pamphlet: Restore use of one? 
	* algebra/updivp.spad.pamphlet: Likewise.
	* algebra/unifact.spad.pamphlet: Likewise.
	* algebra/triset.spad.pamphlet: Likewise.
	* algebra/tools.spad.pamphlet: Likewise.
	* algebra/suts.spad.pamphlet: Likewise.
	* algebra/sttaylor.spad.pamphlet: Likewise.
	* algebra/string.spad.pamphlet: Likewise.
	* algebra/sregset.spad.pamphlet: Likewise.
	* algebra/si.spad.pamphlet: Likewise.
	* algebra/sf.spad.pamphlet: Likewise.
	* algebra/riccati.spad.pamphlet: Likewise.
	* algebra/rf.spad.pamphlet: Likewise.
	* algebra/regset.spad.pamphlet: Likewise.
	* algebra/rderf.spad.pamphlet: Likewise.
	* algebra/rdeef.spad.pamphlet: Likewise.
	* algebra/quat.spad.pamphlet: Likewise.
	* algebra/puiseux.spad.pamphlet: Likewise.
	* algebra/pscat.spad.pamphlet: Likewise.
	* algebra/prtition.spad.pamphlet: Likewise.
	* algebra/prs.spad.pamphlet: Likewise.
	* algebra/primelt.spad.pamphlet: Likewise.
	* algebra/polycat.spad.pamphlet: Likewise.
	* algebra/poly.spad.pamphlet: Likewise.
	* algebra/polset.spad.pamphlet: Likewise.
	* algebra/pfo.spad.pamphlet: Likewise.
	* algebra/perm.spad.pamphlet: Likewise.
	* algebra/pattern.spad.pamphlet: Likewise.
	* algebra/padiclib.spad.pamphlet:Likewise.
	* algebra/openmath.spad.pamphlet: Likewise.
	* algebra/opalg.spad.pamphlet: Likewise.
	* algebra/op.spad.pamphlet: Likewise.
	* algebra/omerror.spad.pamphlet: Likewise.
	* algebra/oderf.spad.pamphlet: Likewise.
	* algebra/odeef.spad.pamphlet: Likewise.
	* algebra/oct.spad.pamphlet: Likewise.
	* algebra/nlinsol.spad.pamphlet: Likewise.
	* algebra/newpoly.spad.pamphlet: Likewise.
	* algebra/naalgc.spad.pamphlet: Likewise.
	* algebra/naalg.spad.pamphlet: Likewise.
	* algebra/multpoly.spad.pamphlet: Likewise.
	* algebra/mring.spad.pamphlet: Likewise.
	* algebra/modring.spad.pamphlet: Likewise.
	* algebra/moddfact.spad.pamphlet: Likewise.
	* algebra/mkfunc.spad.pamphlet: Likewise.
	* algebra/matstor.spad.pamphlet: Likewise.
	* algebra/matrix.spad.pamphlet: Likewise.
	* algebra/matcat.spad.pamphlet: Likewise.
	* algebra/manip.spad.pamphlet: Likewise.
	* algebra/lodof.spad.pamphlet: Likewise.
	* algebra/liouv.spad.pamphlet: Likewise.
	* algebra/laplace.spad.pamphlet: Likewise.
	* algebra/irexpand.spad.pamphlet: Likewise.
	* algebra/intrf.spad.pamphlet: Likewise.
	* algebra/intpm.spad.pamphlet: Likewise.
	* algebra/intfact.spad.pamphlet: Likewise.
	* algebra/integer.spad.pamphlet: Likewise.
	* algebra/intclos.spad.pamphlet: Likewise.
	* algebra/intaux.spad.pamphlet: Likewise.
	* algebra/intalg.spad.pamphlet: Likewise.
	* algebra/intaf.spad.pamphlet: Likewise.
	* algebra/gpol.spad.pamphlet: Likewise.
	* algebra/gpgcd.spad.pamphlet: Likewise.
	* algebra/gb.spad.pamphlet: Likewise.
	* algebra/gaussian.spad.pamphlet: Likewise.
	* algebra/galutil.spad.pamphlet: Likewise.
	* algebra/galpolyu.spad.pamphlet: Likewise.
	* algebra/galfact.spad.pamphlet: Likewise.
	* algebra/fspace.spad.pamphlet: Likewise.
	* algebra/fs2ups.spad.pamphlet: Likewise.
	* algebra/fs2expxp.spad.pamphlet: Likewise.
	* algebra/free.spad.pamphlet: Likewise.
	* algebra/fraction.spad.pamphlet: Likewise.
	* algebra/fr.spad.pamphlet: Likewise.
	* algebra/fparfrac.spad.pamphlet: Likewise.
	* algebra/fortran.spad.pamphlet: Likewise.
	* algebra/fmod.spad.pamphlet: Likewise.
	* algebra/float.spad.pamphlet: Likewise.
	* algebra/ffx.spad.pamphlet: Likewise.
	* algebra/ffnb.spad.pamphlet: Likewise.
	* algebra/ffcg.spad.pamphlet: Likewise.
	* algebra/ffcat.spad.pamphlet: Likewise.
	* algebra/exprode.spad.pamphlet: Likewise.
	* algebra/expr.spad.pamphlet: Likewise.
	* algebra/expexpan.spad.pamphlet: Likewise.
	* algebra/elemntry.spad.pamphlet: Likewise.
	* algebra/efupxs.spad.pamphlet: Likewise.
	* algebra/efuls.spad.pamphlet: Likewise.
	* algebra/e04routine.spad.pamphlet: Likewise.
	* algebra/e04agents.spad.pamphlet: Likewise.
	* algebra/divisor.spad.pamphlet: Likewise.
	* algebra/derham.spad.pamphlet: Likewise.
	* algebra/defintrf.spad.pamphlet: Likewise.
	* algebra/defintef.spad.pamphlet: Likewise.
	* algebra/defaults.spad.pamphlet: Likewise.
	* algebra/d03agents.spad.pamphlet: Likewise.
	* algebra/d01weights.spad.pamphlet: Likewise.
	* algebra/d01routine.spad.pamphlet: Likewise.
	* algebra/d01agents.spad.pamphlet: Likewise.
	* algebra/curve.spad.pamphlet: Likewise.
	* algebra/crfp.spad.pamphlet: Likewise.
	* algebra/cont.spad.pamphlet: Likewise.
	* algebra/constant.spad.pamphlet: Likewise.
	* algebra/complet.spad.pamphlet: Likewise.
	* algebra/combfunc.spad.pamphlet: Likewise.
	* algebra/catdef.spad.pamphlet: Likewise.
	* algebra/brill.spad.pamphlet: Likewise.
	* algebra/array1.spad.pamphlet: Likewise.
	* algebra/algfunc.spad.pamphlet: Likewise.
	* algebra/algfact.spad.pamphlet: Likewise.

1 files changed, 6 insertions, 12 deletions

diff --git a/src/algebra/modring.spad.pamphlet b/src/algebra/modring.spad.pamphlet
index 3ee11ff6..e4303078 100644
--- a/src/algebra/modring.spad.pamphlet
+++ b/src/algebra/modring.spad.pamphlet
@@ -66,8 +66,7 @@ ModularRing(R,Mod,reduction:(R,Mod) -> R,
       0 == [0$R,0$Mod]$Rep
       1 == [1$R,0$Mod]$Rep
       zero? x == zero? x.val
---      one? x == one? x.val
-      one? x == (x.val = 1)
+      one? x == one? x.val
 
       newmodulo(m1:Mod,m2:Mod) : Mod ==
         r:=merge(m1,m2)
@@ -146,8 +145,7 @@ EuclideanModularRing(S,R,Mod,reduction:(R,Mod) -> R,
         xm:=t::Mod
         yv:=y.val
         invlcy:R
---        if one? leadingCoefficient yv then invlcy:=1
-        if (leadingCoefficient yv = 1) then invlcy:=1
+        if one? leadingCoefficient yv then invlcy:=1
         else
           invlcy:=(inv reduce((leadingCoefficient yv)::R,xm)).val
           yv:=reduction(invlcy*yv,xm)
@@ -161,8 +159,7 @@ EuclideanModularRing(S,R,Mod,reduction:(R,Mod) -> R,
            xm:=t::Mod
            yv:=y.val
            invlcy:R
---           if not one? leadingCoefficient yv then
-           if not (leadingCoefficient yv = 1) then
+           if not one? leadingCoefficient yv then
              invlcy:=(inv reduce((leadingCoefficient yv)::R,xm)).val
              yv:=reduction(invlcy*yv,xm)
            dy:=degree yv
@@ -178,8 +175,7 @@ EuclideanModularRing(S,R,Mod,reduction:(R,Mod) -> R,
            xm:=t::Mod
            yv:=y.val
            invlcy:R
---           if not one? leadingCoefficient yv then
-           if not (leadingCoefficient yv = 1) then
+           if not one? leadingCoefficient yv then
              invlcy:=(inv reduce((leadingCoefficient yv)::R,xm)).val
              yv:=reduction(invlcy*yv,xm)
            r:=monicDivide(x.val,yv)
@@ -190,14 +186,12 @@ EuclideanModularRing(S,R,Mod,reduction:(R,Mod) -> R,
       unitCanonical x ==
         zero? x => x
         degree(x.val) = 0 => 1
---        one? leadingCoefficient(x.val) => x
-        (leadingCoefficient(x.val) = 1) => x
+        one? leadingCoefficient(x.val) => x
         invlcx:%:=inv reduce((leadingCoefficient(x.val))::R,x.modulo)
         invlcx * x
 
       unitNormal x ==
---        zero?(x) or one?(leadingCoefficient(x.val)) => [1, x, 1]
-        zero?(x) or ((leadingCoefficient(x.val)) = 1) => [1, x, 1]
+        zero?(x) or one?(leadingCoefficient(x.val)) => [1, x, 1]
         lcx := reduce((leadingCoefficient(x.val))::R,x.modulo)
         invlcx:=inv lcx
         degree(x.val) = 0 => [lcx, 1, invlcx]