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Description
MWE (remove @SVector
and it works)
using ModelingToolkit, StochasticDiffEq, StaticArrays
using ModelingToolkit: t_nounits as t, D_nounits as D
# Define some variables
@parameters σ ρ β
@variables x(t) y(t) z(t)
@brownian a
eqs = [D(x) ~ σ * (y - x) + 0.1a * x,
D(y) ~ x * (ρ - z) - y + 0.1a * y,
D(z) ~ x * y - β * z + 0.1a * z]
@mtkbuild de = System(eqs, t)
u0map = @SVector [x => 1.0, y => 0.0, z => 0.0]
parammap = @SVector [σ => 10.0, β => 26.0, ρ => 2.33]
prob = SDEProblem(de, u0map, (0.0, 100.0), parammap)
sol = solve(prob, LambaEulerHeun())
gives a
ERROR: DimensionMismatch: Sizes (Size(3, 1), Size(3,)) of input arrays do not match
Stacktrace:
[1] _throw_size_mismatch(::SMatrix{3, 1, Float64, 3}, ::Vararg{Any})
@ StaticArrays ~/.julia/packages/StaticArrays/MSJcA/src/traits.jl:117
[2] same_size
@ ~/.julia/packages/StaticArrays/MSJcA/src/traits.jl:111 [inlined]
[3] macro expansion
@ ~/.julia/packages/StaticArrays/MSJcA/src/mapreduce.jl:76 [inlined]
[4] _map
@ ~/.julia/packages/StaticArrays/MSJcA/src/mapreduce.jl:42 [inlined]
[5] map
@ ~/.julia/packages/StaticArrays/MSJcA/src/mapreduce.jl:39 [inlined]
[6] muladd
@ ~/.julia/packages/StaticArrays/MSJcA/src/linalg.jl:51 [inlined]
[7] perform_step!(integrator::StochasticDiffEq.SDEIntegrator{…}, cache::StochasticDiffEq.LambaEulerHeunConstantCache)
@ StochasticDiffEq ~/.julia/packages/StochasticDiffEq/PgPd0/src/perform_step/lamba.jl:119
[8] solve!(integrator::StochasticDiffEq.SDEIntegrator{…})
@ StochasticDiffEq ~/.julia/packages/StochasticDiffEq/PgPd0/src/solve.jl:618
[9] #__solve#107
@ ~/.julia/packages/StochasticDiffEq/PgPd0/src/solve.jl:7 [inlined]
[10] __solve (repeats 4 times)
@ ~/.julia/packages/StochasticDiffEq/PgPd0/src/solve.jl:1 [inlined]
[11] #solve_call#44
@ ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:612 [inlined]
[12] solve_call
@ ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:569 [inlined]
[13] #solve_up#53
@ ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:1080 [inlined]
[14] solve_up
@ ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:1066 [inlined]
[15] solve(prob::SDEProblem{…}, args::LambaEulerHeun; sensealg::Nothing, u0::Nothing, p::Nothing, wrap::Val{…}, kwargs::@Kwargs{})
@ DiffEqBase ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:1003
[16] solve(prob::SDEProblem{…}, args::LambaEulerHeun)
@ DiffEqBase ~/.julia/packages/DiffEqBase/c8MAQ/src/solve.jl:993
[17] top-level scope
@ ~/Desktop/Julia Playground/tmp/playground.jl:57
Some type information was truncated. Use `show(err)` to see complete types.
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