commit d967a2

2026-03-27 22:19:36 Štěpán Zapadlo: Add some more math

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`a certain space/math test new.md` ..
@@ 3,6 3,7 @@
	\letThereBe{\addTag}{2}{\cssId{#1-#2}{\tag{#2}}} \letThereBe{\refTag}{2}{\href{###1-#2}{(\text{#2})}}
	\letThereBe{\eqT}{1}{\addTag{eq}{#1}}\letThereBe{\secT}{1}{\addTag{sec}{#1}}
	\letThereBe{\eqRef}{1}{\refTag{eq}{#1}} \letThereBe{\secRef}{1}{\refTag{sec}{#1}}
+	\LetThereBe{\R}{\mathbb{R}} \LetThereBe{\N}{\mathbb{N}}
	\letThereBe{\set}{1}{\left\{ #1 \right\}}
	\LetThereBe{\foo}{\mathrm{foo}}
	```
@@ 13,6 14,6 @@

	And

-	$$x^2. \eqT{square}$$
+	$$\set{x^2 \mid x \in \R \cap \N}. \eqT{square}$$

	After some text we reference it as $\eqRef{square}$