---
title: TeX e Mermaid
slug: cristi-enterprise-qa1-version-link-branching-italian/aAhEVB5Jst4tCb-WqmJr5
icon: {"lucideIcon":"Sigma"}
createdAt: 2026-07-17T11:28:10.000Z
---

## TeX

```tex
\begin{aligned}
\int_{-\infty}^{\infty} e^{-x^2}\,dx &= \sqrt{\pi} \\
\sum_{n=1}^{\infty} \frac{1}{n^2} &= \frac{\pi^2}{6}
\end{aligned}
```

## Mermaid

```mermaid
sequenceDiagram
    autonumber
    participant C as Client
    participant A as API
    participant K as Cache
    participant D as DB

    C->>+A: GET /item
    A->>+K: ricerca
    alt cache trovata
        K-->>A: valore
    else assente
        K-->>A: vuoto
        A->>+D: SELECT
        D-->>-A: riga
    end
    A-->>-C: 200
```