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--- playground:playground [2025/06/28 11:58] – created - external edit 127.0.0.1
+++ playground:playground [2025/06/30 14:45] (current) – havoc_crow
@@ Line 1: / Line 1: @@
 ====== PlayGround ======
+<latex>
+    \frac{3}{4 \pi}   \sqrt{4 \cdot x^2   12}\\
+    \lim_{n \to \infty}
+    \sum_{k=1}^n \frac{1}{k^2} = \frac{\pi^2}{6}\\
+    \it{f}(x) = \frac{1}{\sqrt{x} x^2}\\
+    e^{i \pi} + 1 = 0\;
+</latex>
+$ a + b = c $
+\begin{eqnarray*} & & \frac{3}{4 \pi} \sqrt{4 \cdot x^2 12}\\ & & \lim_{n \to \infty} \sum_{k=1}^n \frac{1}{k^2} = \frac{\pi^2}{6}\\ & & {\it f}(x) = \frac{1}{\sqrt{x} x^2}\\ & & e^{i \pi} + 1 = 0\; \end{eqnarray*}