Y
HN Search
Hacker News Search
new
|
comments
|
top
|
jobs
sunneversets
searching PlanetScale…
1.
▲
2.
▲
3.
▲
4.
▲
5.
▲
6.
▲
4 ms
·
1.
▲
by
sunneversets
5y ago
From the TOC, it looks like an elementary algebra book. Students usually don't see rigorous construction of integers and rationals till classes titled something to the effect of "intro to proofs 101", "intro to discrete