#Symbol

His incompleteness theorems destroyed the search for a mathematical theory of everything. Nearly a century later, we’re still coming to grips with the consequences.

I've long had a soft spot for dependently-typed languages like Coq Rocq and Lean. They offer the possibility of a type system capable of encoding and enforcing arbitrarily subtle invariants.…

Why does this matter? As Steve Yegge said, "If you don't know how compilers work, then you don't know how computers work." Yegge describes 8 problems that can be solved with compilers (or equally well with interpreters, or with Yegge's typical heavy…

Technical articles and release notes about Symbolica, symbolic computation, numerical methods, and high-performance computer algebra.

GOG sent a newsletter about the fantasy game The End of the Sun that included the double-S symbol associated with the Nazi Schutzstaffel.

Author: Leng Jing Version: v0.0.3 Date: 2026-06-03 Statement: The "Symbol·Form·Expression·Meaning"...

From Dev Community: The Trinity Moment: When a Local AI Model, altFINS CLI, and an M1 Max Started Working Like One Tool

As a developer building trading tools, I used to deal with a messy stack: separate APIs for US...

Tags: python cryptocurrency api quantitative-finance tutorial Estimated reading time: 25 minutes |...

The VRP formula, a worked SPY example, a 30-line Python implementation, and the five pitfalls that quietly produce a number that looks right but isn't.

Branded types without unique symbol — phantom-string-literal brands compose better, with one collision trade-off. Pattern + use cases.

From Dev Community: How I built a fake market data generator for trading UIs, no API keys, zero dependencies

If you’ve ever built a trading dashboard, bot, or real‑time monitor for XAUUSD / XAGUSD, you know...

Understanding symbols, nets, and connections before you start designing Introduction So you want to...

As a developer building trading systems, real‑time precious metals data has caused me more pain...

Three patterns for branded/nominal types in TypeScript, the argument-swap bug they kill, and when they actually earn the extra keystrokes.

I've been spending too much time inside trading bot codebases lately. Most of them are one of two...

From Reddit - r/todayilearned: TIL that the “@” symbol dates back to at least 1345, became a common trade symbol in Spain and Portugal as “arroba” for weights, and only entered the digital world in 1971 when Ray Tomlinson chose it for email.

I am trying to make a 3/4" thick angle iron , im told to groove one plate and put a fillet along the inside Is this weld symbol correct?