commit 9c8794

2026-03-27 23:00:40 Štěpán Zapadlo: Add r/lcases

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`a certain space/math test new.md` ..
@@ 7,6 7,10 @@
	\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{\rcases}{1}{\left.\begin{align}#1\end{align}\right\}}
+	\letThereBe{\rcasesAt}{2}{\left.\begin{alignat}{#1}#2\end{alignat}\right\}}
+	\letThereBe{\lcases}{1}{\begin{cases}#1\end{cases}}
+	\letThereBe{\lcasesAt}{2}{\left\{\begin{alignat}{#1}#2\end{alignat}\right.}
	\LetThereBe{\foo}{\mathrm{foo}}
	```

@@ 23,10 27,12 @@
	After some text we reference it as $\eqRef{square}$

	```math
-	\begin{align}
-	x &= 1 \\
-	y &= 2x + 3
-	\end{align}
+	\begin{align} x &= 1 \\ y &= 2x + 3 \end{align}
	```

+	now
+
+	```math
+	\rcases{x &= 1 \\ y &= 2x + 3} and \lcases{x &= 1 \\ y &= 2x + 3}
+	```
	are we here???