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Implement Stochastic Schrodinger equation #238

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merged 6 commits into from
Sep 27, 2024
Merged

Implement Stochastic Schrodinger equation #238

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aa30237
Implement Stochastic Schrodinger equation
albertomercurio Sep 27, 2024
a29e91c
Minor changes
albertomercurio Sep 27, 2024
63c0a93
Minor changes on the import
albertomercurio Sep 27, 2024
0d836f2
Fix wrong link
albertomercurio Sep 27, 2024
97bf85f
Fix instabilities
albertomercurio Sep 27, 2024
2930e3a
Avoid safety_copy
albertomercurio Sep 27, 2024
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4 changes: 4 additions & 0 deletions Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ version = "0.14.1"
ArrayInterface = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"
DiffEqBase = "2b5f629d-d688-5b77-993f-72d75c75574e"
DiffEqCallbacks = "459566f4-90b8-5000-8ac3-15dfb0a30def"
DiffEqNoiseProcess = "77a26b50-5914-5dd7-bc55-306e6241c503"
FFTW = "7a1cc6ca-52ef-59f5-83cd-3a7055c09341"
Graphs = "86223c79-3864-5bf0-83f7-82e725a168b6"
IncompleteLU = "40713840-3770-5561-ab4c-a76e7d0d7895"
Expand All @@ -22,6 +23,7 @@ SciMLOperators = "c0aeaf25-5076-4817-a8d5-81caf7dfa961"
SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
StaticArraysCore = "1e83bf80-4336-4d27-bf5d-d5a4f845583c"
StochasticDiffEq = "789caeaf-c7a9-5a7d-9973-96adeb23e2a0"

[weakdeps]
CUDA = "052768ef-5323-5732-b1bb-66c8b64840ba"
Expand All @@ -34,6 +36,7 @@ ArrayInterface = "6, 7"
CUDA = "5"
DiffEqBase = "6"
DiffEqCallbacks = "2 - 3.1, 3.8"
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DiffEqNoiseProcess = "5"
FFTW = "1.5"
Graphs = "1.7"
IncompleteLU = "0.2"
Expand All @@ -49,6 +52,7 @@ SciMLOperators = "0.3"
SparseArrays = "<0.0.1, 1"
SpecialFunctions = "2"
StaticArraysCore = "1"
StochasticDiffEq = "6"
Test = "<0.0.1, 1"
julia = "1.10"

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8 changes: 6 additions & 2 deletions docs/src/api.md
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Expand Up @@ -175,18 +175,22 @@ qeye
```@docs
TimeEvolutionSol
TimeEvolutionMCSol
TimeEvolutionSSESol
sesolveProblem
mesolveProblem
lr_mesolveProblem
mcsolveProblem
mcsolveEnsembleProblem
ssesolveProblem
ssesolveEnsembleProblem
lr_mesolveProblem
sesolve
mesolve
lr_mesolve
mcsolve
ssesolve
dfd_mesolve
dsf_mesolve
dsf_mcsolve
lr_mesolve
liouvillian
liouvillian_generalized
steadystate
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4 changes: 4 additions & 0 deletions src/QuantumToolbox.jl
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Expand Up @@ -35,8 +35,11 @@ import DiffEqCallbacks: PeriodicCallback, PresetTimeCallback, TerminateSteadySta
import OrdinaryDiffEqCore: OrdinaryDiffEqAlgorithm
import OrdinaryDiffEqTsit5: Tsit5

using StochasticDiffEq
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# other dependencies (in alphabetical order)
import ArrayInterface: allowed_getindex, allowed_setindex!
import DiffEqNoiseProcess: RealWienerProcess, RealWienerProcess!
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import FFTW: fft, fftshift
import Graphs: connected_components, DiGraph
import IncompleteLU: ilu
Expand Down Expand Up @@ -73,6 +76,7 @@ include("time_evolution/mesolve.jl")
include("time_evolution/lr_mesolve.jl")
include("time_evolution/sesolve.jl")
include("time_evolution/mcsolve.jl")
include("time_evolution/ssesolve.jl")
include("time_evolution/time_evolution_dynamical.jl")

# Others
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2 changes: 1 addition & 1 deletion src/qobj/operator_sum.jl
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Expand Up @@ -18,7 +18,7 @@ struct OperatorSum{CT<:Vector{<:Number},OT<:AbstractVector} <: AbstractQuantumOb
mapreduce(x -> size(x) == size_1, &, operators) ||
throw(DimensionMismatch("All the operators must have the same dimensions."))
T = promote_type(
mapreduce(x -> eltype(x.data), promote_type, operators),
mapreduce(x -> eltype(x), promote_type, operators),
mapreduce(eltype, promote_type, coefficients),
)
coefficients2 = T.(coefficients)
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