CTAN update: nicematrix

[CTAN Announcements]

François Pantigny submitted an update to the

                nicematrix

package.

Version number: 6.15 2023-02-25
License type: lppl1.3

Summary description: Improve the typesetting of mathematical matrices with PGF

Announcement text:
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New key 'transparent' for the command \Block. With that key, the rules
(specified by symbols "|" in the preamble or by the command \Hline, etc.) are
drawn in the block (by default, the rules are not drawn in a block).

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This package is located at
   https://mirrors.ctan.org/macros/latex/contrib/nicematrix

More information is at
   https://www.ctan.org/pkg/nicematrix


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   Thanks for the upload.

     For the CTAN Team
    Manfred Lotz


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