Lean

product stable
Lean theorem prover

Lean is a theorem prover developed by Leonardo de Moura at Microsoft Research, designed for verifying complex mathematical proofs with a small, trusted kernel.

3Total Mentions
+0.23Sentiment (Neutral)
0.0%Velocity (7d)
First seen: Mar 9, 2026Last active: Mar 21, 2026

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+10-1
6-W116-W12
Positive sentiment
Negative sentiment
Range: -1 to +1
WeekAvg SentimentMentions
2026-W110.101
2026-W120.302