remove _convert_or_zero

src/solve_homotopy.jl

@@ -271,8 +271,8 @@ function pad_solutions(solutions::Array{Vector{Vector{ComplexF64}}}; padding_val
 end
 
 function newton(prob::Problem, soln::OrderedDict)
-    vars = _convert_or_zero.(substitute_all(prob.variables, soln))
-    pars = _convert_or_zero.(substitute_all(prob.parameters, soln))
+    vars = substitute_all(prob.variables, soln)
+    pars = substitute_all(prob.parameters, soln)
 
     return HC.newton(prob.system, vars, pars)
 end

src/utils.jl

@@ -1,4 +1,4 @@
-is_real(x) = abs(imag(x)) / abs(real(x)) < IM_TOL::Float64 || abs(x) < 1e-70
+is_real(x) = abs(imag(x)) / abs(real(x)) < IM_TOL || abs(x) < 1e-70
 is_real(x::Array) = is_real.(x)
 
 flatten(a) = collect(Iterators.flatten(a))
@@ -9,12 +9,3 @@ _symidx(sym::Num, args...) = findfirst(x -> isequal(x, sym), _free_symbols(args.
 tuple_to_vector(t::Tuple) = [i for i in t]
 _str_to_vec(s::Vector) = s
 _str_to_vec(s) = [s]
-
-function _convert_or_zero(x, t=ComplexF64)
-    try
-        convert(t, x)
-    catch ArgumentError
-        @warn string(x) * " not supplied: setting to zero"
-        return 0
-    end
-end