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, 5 insertions, 10 deletions

diff --git a/src/algebra/prs.spad.pamphlet b/src/algebra/prs.spad.pamphlet
index 14a68daf..e117eb99 100644
--- a/src/algebra/prs.spad.pamphlet
+++ b/src/algebra/prs.spad.pamphlet
@@ -326,31 +326,27 @@ PseudoRemainderSequence(R, polR) : Specification == Implementation where
 
     Lazard(x : R, y : R, n : NNI) : R ==
        zero?(n) => error("Lazard$PRS : n = 0")
---       one?(n) => x
-       (n = 1) => x
+       one?(n) => x
        a : NNI := 1
        while n >= (b := 2*a) repeat a := b
        c : R := x
        n := (n - a)::NNI
        repeat                    --  c = x**i / y**(i-1),  i=n_0 quo a,  a=2**?
---          one?(a) => return c
-          (a = 1) => return c
+          one?(a) => return c
           a := a quo 2
           c := ((c * c) exquo y)::R
           if n >= a then ( c := ((c * x) exquo y)::R ; n := (n - a)::NNI )
 
     Lazard2(F : polR, x : R, y : R, n : NNI) : polR ==
        zero?(n) => error("Lazard2$PRS : n = 0")
---       one?(n) => F
-       (n = 1) => F
+       one?(n) => F
        x := Lazard(x, y, (n-1)::NNI)
        return ((x * F) exquo y)::polR
 
     Lazard3(V : Vector(polR), x : R, y : R, n : NNI) : Vector(polR) ==
     -- computes x**(n-1) * V / y**(n-1)
        zero?(n) => error("Lazard2$prs : n = 0")
---       one?(n) => V
-       (n = 1) => V
+       one?(n) => V
        x := Lazard(x, y, (n-1)::NNI)
        return ((x * V) exquo y)
 
@@ -382,8 +378,7 @@ PseudoRemainderSequence(R, polR) : Specification == Implementation where
        (P, Q) := (VP.1, VQ.1)
        (lcP, c) := (LC(P), LC(Q))
        e : NNI := degree(Q)
---       if one?(delta := degree(P) - e) then                   -- algo_new
-       if ((delta := degree(P) - e) = 1) then                   -- algo_new
+       if one?(delta := degree(P) - e) then                   -- algo_new
          VP := c * VP - coefficient(P, e) * VQ
          VP := VP exquo lcP
          VP := c * (VP - X * VQ) + coefficient(Q, (e-1)::NNI) * VQ