# DifferentialEquations.jl v7: New linear solver and preconditioner interface

**URL:** <https://discourse.julialang.org/t/differentialequations-jl-v7-new-linear-solver-and-preconditioner-interface/74397>\
**Category:** Community\
**Tags:** package, announcement\
**Created:** [January 11, 2022, 2:53pm UTC](https://discourse.julialang.org/t/differentialequations-jl-v7-new-linear-solver-and-preconditioner-interface/74397 "2022-01-11T14:53:58Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ChrisRackauckas](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/chrisrackauckas/32/77_2.png) [@ChrisRackauckas](https://discourse.julialang.org/u/ChrisRackauckas)\
**Post date:** [January 11, 2022, 2:53pm UTC](https://discourse.julialang.org/t/differentialequations-jl-v7-new-linear-solver-and-preconditioner-interface/74397/1 "2022-01-11T14:53:59Z")

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See the release blog post for DifferentialEquations.jl v7:

> **[SciML: Open Source Software for Scientific Machine Learning](https://sciml.ai/news/2022/01/11/linearsolve_preconditioners/)**
>
> Open Source Software for Scientific Machine Learning

Note that this describes breaking changes to the `linsolve` interface and thus is an important read for users of that interface. also there’s fun stuff in there like integro-differential equations, but most of it is good hardcore large-scale stiff ODE solving with high-performance techniques!