Julia v1.5 Release Notes

New language features

Language changes

Multi-threading changes

Build system changes

New library functions

New library features

Function composition now works also on one argument ∘(f) = f (#34251)

Standard library changes

The @timed macro now returns a NamedTuple ([#34149])

LinearAlgebra

The BLAS submodule now supports the level-2 BLAS subroutine hpmv! ([#34211]).
normalize now supports multidimensional arrays ([#34239])

Markdown

Random

REPL

SparseArrays

lu! accepts UmfpackLU as an argument to make use of its symbolic factorization.

Dates

Statistics

Sockets

Deprecated or removed

External dependencies

Tooling Improvements