working papers · philadelphia · 2026
Ethan Wang.
Abstract. Mathematics & Computer Science at Penn. I build things that have to hold up under pressure — hardware-to-dashboard pipelines, AI integrations, and game-theory solvers that converge to equilibrium. Aspiring quant.
keywordsmath × cs @ penn
§ 1 · selected work
Things I’ve built
hackathon wins, game-theory solvers, and AI pipelines — each entry links to source.
- 01
Vitalis
✳ 1st place — HackNYU ’252025 ↗Real-time patient vitals monitoring with ESP32 sensors (heart rate, SpO2, temperature) streaming to a live React dashboard via Node.js/Express. Full hardware-to-UI pipeline built in 24 hours.
esp32 · react · node.js
- 02
Cartify
✳ HackHarvard ’242024 ↗AI shopping assistant using computer vision + Gemini 2.0 Flash to identify groceries in real time, score sustainability, and deliver voice feedback via ElevenLabs. Fully hands-free.
gemini · flask · computer vision
- 03
Kuhn Poker Solver
2025 ↗CFR (counterfactual regret minimization) built from scratch. Converges to Nash equilibrium through pure self-play — the jack bluffs exactly ⅓ of the time, the king always bets. Zero human heuristics.
game theory · python
§ 3 · office hours
Ask about me
an assistant holds my office hours — it knows my work and answers on my behalf.
Ethan Wang
assistant on duty
Office hours are open. Ask me anything about Ethan — his background, projects, or what he's building next.