Zeretis
🇬🇧 English Current 🇫🇷 Français Soon 🇩🇪 Deutsch Soon 🇪🇸 Español Soon 🇨🇳 中文 Soon 🇯🇵 日本語 Soon 🇵🇹 Português Soon 🇸🇦 العربية Soon

Build logs, tutorials & insights

Real writeups from our engineering team — what we're building, what broke, and what we learned. For students, teachers, and engineers alike.

12 posts published
💬

Why we built natural language input into a math solver

Most tools require you to learn their syntax before you can use them. Here's how we approached removing that barrier — and why it matters for students and teachers.

📐

How symbolic math solvers actually work — and why they don't guess

The difference between symbolic computation and AI approximation — and why it matters for getting exact answers you can trust.

🏫

Using Zeretis in the classroom: a teacher's guide

How to set up student accounts, assign problem sets, and use the step-by-step solutions as a teaching tool rather than a shortcut.

⚙️

Why we built our solver in Rust — performance, safety, and exactness

A look at the architectural decisions behind the Zeretis backend and why correctness guarantees were non-negotiable from day one.

🔢

LaTeX input guide: how to type any expression the solver understands

A complete reference for entering fractions, radicals, integrals, matrices, and more using standard LaTeX notation in the Zeretis solver.

🚀

What's new in Zeretis — February 2026

Matrix operations, improved equation parsing, faster step rendering, and a new keyboard shortcut reference panel. Here's everything that shipped.

Get new posts in your inbox

No spam. Just build logs, tutorials, and solver tips — when we publish them.

Try the solver yourself.

Everything described in the blog is real and working. Open the solver, type a problem in plain English, and see the step-by-step result.

Open the Solver Read the guide