SciML / ExponentialUtilities.jl

Fast and differentiable implementations of matrix exponentials, Krylov exponential matrix-vector multiplications ("expmv"), KIOPS, ExpoKit functions, and more. All your exponential needs in SciML form.

https://docs.sciml.ai/ExponentialUtilities/stable/

SciML/ExponentialUtilities.jl Issues

mode=:error_estimate gives wrong results for long times
Updated 4 months ago
Add ChainRules rules
Updated 4 months ago12
[Feature request] `exp_timestep` for Schordinger picture?
Closed 4 months ago1
What to expect from preallocated exp(tA)v? And what is the proper way of doing it.
Closed 5 months ago2
`phiv_timestep` performance problems for scalar equations
Closed 5 months ago5
Improve docstrings
Updated 8 months ago
TagBot trigger issue
Closed 3 years ago27
Register
Closed 5 years ago73
`exponential!` crashes with some sparse array
Closed 8 months ago1
Error: exponential! and exp_generic perform scalar indexing on gpu
Closed 8 months ago
Long compile times
Closed 9 months ago8
export `alloc_mem`
Updated 9 months ago1
`phi!` allocates
Updated a year ago2
`exp_generic` mutates
Updated a year ago1
Support for CUDA Arrays
Closed a year ago1
Failure in precompiling in OrdinaryDiffEq
Closed a year ago1
Issue with ForwardDiff.jl
Updated a year ago1
Performance of `phi!` on diagonal matrices
Updated 2 years ago1
no stable docs
Closed 2 years ago
GPU performance of expv and expv_timestep could maybe be improved
Updated 2 years ago
GPU-Friendly `inplace_add!`
Closed 2 years ago3
Error using expv with Turing.jl
Closed 2 years ago7
Switch to LBT for 1.7+
Closed 2 years ago
expv gives wrong results for a specific matrix
Closed 2 years ago6
Handling of different exp methods
Closed 3 years ago1
More matrix exponential methods
Updated 3 years ago1
Complex valued expv! gives MethodError in some cases
Updated 3 years ago1
One multiplication too many in `_exp!`
Closed 3 years ago
exp_generic has low precision for BigFloats
Updated 3 years ago1
Generalize faster exp_pade_p for all ArrayInterface.ismutable
Closed 3 years ago1
Output-sensitive Lanczos iteration
Updated 4 years ago1
generic_exp fails in zero
Closed 4 years ago
Avoid generated function in generic_exp
Updated 4 years ago
support CUDA arrays?
Closed 4 years ago1
Generic mutating exp!
Updated 4 years ago
Enable preconditioning
Updated 4 years ago1
Classical Gram-Schmidt with DGKS re-orthogonalization criterion
Updated 4 years ago8
Drop `ishermitian` and `opnorm` requirement for custom operator types.
Updated 5 years ago1
KIOPS
Closed 5 years ago
imaginary t is not working
Closed 5 years ago2
Add benchmarks
Updated 5 years ago2
Extending expv using Saad to general phiv?
Updated 6 years ago2
Other algorithms
Updated 6 years ago4