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Uniform sequences of mathematical dots
When I need to write a sequence of dots without using TikZ, I often define a simple macro based on \bullet or another symbol that produces two or three dots (which they can be increase and decrease in...
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Spacing and dot weight in bsmallmatrix (from mathtools)
MWE\documentclass{article}\usepackage{mathtools}\begin{document}Le signe $(-1)^{i+j}$ suit un motif en damier :\(\begin{bsmallmatrix}+& - & +& - & \cdots \\- & +& - & +&...
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