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, 3 insertions, 4 deletions

diff --git a/src/algebra/sf.spad.pamphlet b/src/algebra/sf.spad.pamphlet
index 3fae80c1..b104b7f5 100644
--- a/src/algebra/sf.spad.pamphlet
+++ b/src/algebra/sf.spad.pamphlet
@@ -386,6 +386,7 @@ DoubleFloat(): Join(FloatingPointSystem, DifferentialRing, OpenMath,
    x:% / y:%        == (x/y)$Lisp
    negative? x      == MINUSP(x)$Lisp
    zero? x          == ZEROP(x)$Lisp
+   one? x           == x = 1
    hash x           == HASHEQ(x)$Lisp
    recip(x)         == (zero? x => "failed"; 1 / x)
    differentiate x  == 0
@@ -483,10 +484,8 @@ DoubleFloat(): Join(FloatingPointSystem, DifferentialRing, OpenMath,
          zero? r => error "0**0 is undefined"
          negative? r => error "division by 0"
          0
---      zero? r or one? x => 1
-      zero? r or (x = 1) => 1
---      one?  r => x
-      (r = 1) => x
+      zero? r or one? x => 1
+      one?  r => x
       n := numer r
       d := denom r
       negative? x =>