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Bertini :: writeParameterFile

writeParameterFile -- Writes the list of parameter values to a file that Bertini can read.

Synopsis

Description

To do a paremeter homotopy one must have a startparameters file and a finalparameters file.

i1 : R=QQ[x,y,t]

o1 = R

o1 : PolynomialRing
i2 : makeB'InputFile(storeBM2Files,
         B'Configs=>{{"PARAMETERHOMOTOPY",1}},
         ParameterGroup=>{t},    AffVariableGroup=>{{x,y}},
         B'Polynomials=>{x^2-1,y^2-t})

o2 = /var/folders/j_/gx42s4z576z_vj47_ym0j5xm0000gn/T/M2-74758-0/0/input

o2 : File
i3 : runBertini(storeBM2Files)
~/bertini
i4 : copyFile(storeBM2Files|"/nonsingular_solutions",storeBM2Files|"/start")
i5 : makeB'InputFile(storeBM2Files,
         B'Configs=>{{"PARAMETERHOMOTOPY",2}},
         ParameterGroup=>{t},    AffVariableGroup=>{{x,y}},
         B'Polynomials=>{x^2-1,y^2-t})

o5 = /var/folders/j_/gx42s4z576z_vj47_ym0j5xm0000gn/T/M2-74758-0/0/input

o5 : File
i6 : writeParameterFile(storeBM2Files,{1})

o6 = /var/folders/j_/gx42s4z576z_vj47_ym0j5xm0000gn/T/M2-74758-0/0/final_parameters

o6 : File
i7 : runBertini(storeBM2Files)
~/bertini

Ways to use writeParameterFile :