Cargo Features

[dependencies]
radian = { version = "0.1.2", default-features = false, features = ["std", "libm", "ufmt"] }
default = std, ufmt

These default features are set whenever radian is added without default-features = false somewhere in the dependency tree.

std default
libm

Enables libm

ufmt default

Enables ufloat and ufmt

radian has 4 features without comments.