Julia v1.3 Release Notes
========================

New language features
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Language changes
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Multi-threading changes
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Build system changes
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New library functions
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Standard library changes
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* Cmd interpolation (``` `$(x::Cmd) a b c` ``` where) now propagates `x`'s process flags (environment, flags, working directory, etc) if `x` is the first interpolant and errors otherwise ([#24353]).

#### LinearAlgebra

* `diagm` and `spdiagm` now accept optional `m,n` initial arguments to specify a size ([#31654]).

#### SparseArrays


#### Dates


#### Statistics

* `mean` now accepts both a function argument and a `dims` keyword ([#31576]).

#### Miscellaneous



External dependencies
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