"Source: Text/Geometry/HypGeomMot.text";
"Line: 1248";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/HypGeomMot.text, line: 1248
// Example: H138E12 ()
print "Example: H138E12";
ei := GetEchoInput();
SetEchoInput(true);
for d in [1..8] do
   [#PossibleHypergeometricData(d : Weight:=w) : w in [0..d-1]];
   end for;
D4w1 := PossibleHypergeometricData(4 : Weight:=1);
D := [HypergeometricData(x) : x in D4w1]; // 12 are self-twists
#[x : x in D | Twist(x) eq x or Twist(x) eq SwapAlphaBeta(x)];
assert $1 eq 12;
#PossibleHypergeometricData(4 : Weight:=1,TwistMinimal);
assert $1 eq 43;
#PossibleHypergeometricData(4 : Weight:=1,Primitive);
assert $1 eq 64;
// speed test for SaveLimit
H := HypergeometricData([1/2,1/2,1/2,1/2],[0,0,0,0]);
HypergeometricMotiveSaveLimit(2000);
time _:=LGetCoefficients(LSeries(H,-1),2000);
time _:=LGetCoefficients(LSeries(H,-1),2000);
HypergeometricMotiveClearTable();
time _:=LGetCoefficients(LSeries(H,-1),2000);
SetEchoInput(ei);
