diff options
Diffstat (limited to 'src/algebra/limitps.spad.pamphlet')
| -rw-r--r-- | src/algebra/limitps.spad.pamphlet | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/limitps.spad.pamphlet b/src/algebra/limitps.spad.pamphlet index ac82fee8..74158c85 100644 --- a/src/algebra/limitps.spad.pamphlet +++ b/src/algebra/limitps.spad.pamphlet @@ -167,7 +167,7 @@ PowerSeriesLimitPackage(R,FE): Exports == Implementation where xkers := [k for k in tower fcn | member?(x,variables(k::FE))] # xkers ~= 2 => "failed" expKers := [k for k in xkers | is?(k, "exp" :: Symbol)] - # expKers ~= 1 => "failed" + not one?(# expKers) => "failed" -- fcn is a rational function of x and exp(g(x)) for some rational function g expKer := first expKers (fval := limitPlus(expKer::FE,x)) case "failed" => "failed" @@ -188,7 +188,7 @@ PowerSeriesLimitPackage(R,FE): Exports == Implementation where specialLimit1(fcn,x) == -- find the first interesting kernel in tower(fcn) xkers := [k for k in kernels fcn | member?(x,variables(k::FE))] - #xkers ~= 1 => "failed" + not one?(#xkers) => "failed" ker := first xkers vv := new()$SY; eq : EQ FE := equation(ker :: FE,vv :: FE) cc := eval(fcn,eq) |