---
title: "Push ifs up and fors down: The idiom, its algebra, and its limits"
description: "debasishg.github.io indexed from Hacker News."
canonical: "https://www.symbaiex.com/news/push-ifs-up-and-fors-down-the-idiom-its-algebra-and-its-limits-49997073"
last-updated: "2026-10-07T18:43:18.000Z"
---
# Push ifs up and fors down: The idiom, its algebra, and its limits

Source: debasishg.github.io
Hacker News: https://news.ycombinator.com/item?id=49997073
Original source: https://debasishg.github.io/blog/push-ifs-up-fors-down/

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