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authordos-reis <gdr@axiomatics.org>2009-05-25 05:29:46 +0000
committerdos-reis <gdr@axiomatics.org>2009-05-25 05:29:46 +0000
commit785f36fcc98e8cbbd206342a73b274bc361508d6 (patch)
tree2cb0c951f79e8fd7a3c77832b9c9098c608d8eb5 /src/algebra/laplace.spad.pamphlet
parent67eb28e8fcfd246d7f149c00bdd3089e2f606676 (diff)
downloadopen-axiom-785f36fcc98e8cbbd206342a73b274bc361508d6.tar.gz
Partial fix for AW/193 and AW/334.
* algebra/algfunc.spad.pamphlet: Remove OrderedSet requirements. * algebra/combfunc.spad.pamphlet: Likewise. * algebra/defintef.spad.pamphlet: Likewise. * algebra/defintrf.spad.pamphlet: Likewise. * algebra/degred.spad.pamphlet: Likewise. * algebra/efstruc.spad.pamphlet: Likewise. * algebra/elemntry.spad.pamphlet: Likewise. * algebra/expexpan.spad.pamphlet: Likewise. * algebra/expr.spad.pamphlet: Likewise. * algebra/expr2ups.spad.pamphlet: Likewise. * algebra/exprode.spad.pamphlet: Likewise. * algebra/fortran.spad.pamphlet: Likewise. * algebra/fr.spad.pamphlet: Likewise. * algebra/fraction.spad.pamphlet: Likewise. * algebra/fs2expxp.spad.pamphlet: Likewise. * algebra/fspace.spad.pamphlet: Likewise. * algebra/funcpkgs.spad.pamphlet: Likewise. * algebra/gaussian.spad.pamphlet: Likewise. * algebra/genups.spad.pamphlet: Likewise. * algebra/intalg.spad.pamphlet: Likewise. * algebra/intef.spad.pamphlet: Likewise. * algebra/integrat.spad.pamphlet: Likewise. * algebra/intpm.spad.pamphlet: Likewise. * algebra/irexpand.spad.pamphlet: Likewise. * algebra/kl.spad.pamphlet: Likewise. * algebra/laplace.spad.pamphlet: Likewise. * algebra/limitps.spad.pamphlet: Likewise. * algebra/liouv.spad.pamphlet: Likewise. * algebra/manip.spad.pamphlet: Likewise. * algebra/nlode.spad.pamphlet: Likewise. * algebra/odeef.spad.pamphlet: Likewise. * algebra/oderf.spad.pamphlet: Likewise. * algebra/openmath.spad.pamphlet: Likewise. * algebra/patmatch1.spad.pamphlet: Likewise. * algebra/patmatch2.spad.pamphlet: Likewise. * algebra/pfo.spad.pamphlet: Likewise. * algebra/polycat.spad.pamphlet: Likewise. * algebra/primelt.spad.pamphlet: Likewise. * algebra/rdeef.spad.pamphlet: Likewise. * algebra/rdesys.spad.pamphlet: Likewise. * algebra/rule.spad.pamphlet: Likewise. * algebra/solverad.spad.pamphlet: Likewise. * algebra/sum.spad.pamphlet: Likewise. * algebra/transsolve.spad.pamphlet: Likewise. * testsuite/interpreter/aw-193.input: New. * testsuite/interpreter/aw-334.input: Likewise.
Diffstat (limited to 'src/algebra/laplace.spad.pamphlet')
-rw-r--r--src/algebra/laplace.spad.pamphlet6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/algebra/laplace.spad.pamphlet b/src/algebra/laplace.spad.pamphlet
index 28e2a1dd..05d97079 100644
--- a/src/algebra/laplace.spad.pamphlet
+++ b/src/algebra/laplace.spad.pamphlet
@@ -18,7 +18,7 @@
++ Date Last Updated: 13 December 1995
++ Description: This package computes the forward Laplace Transform.
LaplaceTransform(R, F): Exports == Implementation where
- R : Join(EuclideanDomain, OrderedSet, CharacteristicZero,
+ R : Join(EuclideanDomain, CharacteristicZero,
RetractableTo Integer, LinearlyExplicitRingOver Integer)
F : Join(TranscendentalFunctionCategory, PrimitiveFunctionCategory,
AlgebraicallyClosedFunctionSpace R)
@@ -232,7 +232,7 @@ LaplaceTransform(R, F): Exports == Implementation where
++ Date Last Updated: 3 Sept 1991
++ Description: This package computes the inverse Laplace Transform.
InverseLaplaceTransform(R, F): Exports == Implementation where
- R : Join(EuclideanDomain, OrderedSet, CharacteristicZero,
+ R : Join(EuclideanDomain, CharacteristicZero,
RetractableTo Integer, LinearlyExplicitRingOver Integer)
F : Join(TranscendentalFunctionCategory, PrimitiveFunctionCategory,
SpecialFunctionCategory, AlgebraicallyClosedFunctionSpace R)
@@ -303,7 +303,7 @@ InverseLaplaceTransform(R, F): Exports == Implementation where
e := exp(c*t)
b := b+a*c
d := d-c**2
- d > 0 =>
+ before?(0,d) =>
alpha:F := sqrt d
e*(a*cos(t*alpha) + b*sin(t*alpha)/alpha)
alpha :F := sqrt(-d)