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lambert_w
v2.0.3 StableFast and accurate evaluation of the Lambert W function by the method of T. Fukushima.
MIT OR Apache-2.0 Edition 2021 MSRV 1.63.0
No standard libraryMathematicsNo standard library::No dynamic allocation #lambert-w#product-log#omega-function
Quick Verdict
- ✓Actively maintained (updated 38d ago)
- ✓Stable API (2.x for 1+ years)
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
438.2K
Dependents
44
Releases
89
Size
44KB
Deep Insights
📊
Steady growth
55.1K downloads in the last 30 days (1.8K/day), up 7% from the previous period.
✅
Stable API
Reached 1.0 over a year ago. The API surface is settled, making it safe for production use.
📐
Compact crate
At 43KB, lambert_w is lightweight. Small crate size correlates with focused, well-scoped functionality.
🌟
Used by top crates
Notable dependents include special, puruspe, mathru, sux. When high-quality crates choose lambert_w, it's a strong quality signal.
Health Breakdown
Maintenance 17/25
Recency, release consistency, active ratio
Quality 19/25
Yanked ratio, deps, size, maturity, features
Community 11/20
Reverse deps, ownership, ecosystem
Popularity 7/15
Downloads, momentum, growth trend
Documentation 15/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
2K/day avg+39%
Top Dependents
Most downloaded crates that depend on lambert_w
Version Adoption
v1.2.34
63%
v1.2.31
21%
v1.2.33
14%
v2.0.3
2%
v2.0.1
0%
Release Timeline
10 releasessince 2025
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Feature Flags
default =["libm"]
stdlibm*
README
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Maintainers
Dependencies
6
direct dependencies
Dependents
44
crates depend on lambert_w