Add/improve num const docs

[rust.git] / src / libcore / num / f32.rs

diff --git a/src/libcore/num/f32.rs b/src/libcore/num/f32.rs
index c24eaa3eabc754956e1ef4027328b813632b941e..0caa27f21dc3b927afea6d1e56c18e131ae4f8c9 100644 (file)
--- a/src/libcore/num/f32.rs
+++ b/src/libcore/num/f32.rs
@@ -20,53 +20,53 @@
 use num::Float;
 use num::FpCategory as Fp;
 
+/// The radix or base of the internal representation of `f32`.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const RADIX: u32 = 2;
 
+/// Number of significant digits in base 2.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const MANTISSA_DIGITS: u32 = 24;
+/// Approximate number of significant digits in base 10.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const DIGITS: u32 = 6;
 
+/// A very small number.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const EPSILON: f32 = 1.19209290e-07_f32;
 
-/// Smallest finite f32 value
+/// Smallest finite `f32` value.
 #[stable(feature = "rust1", since = "1.0.0")]
 pub const MIN: f32 = -3.40282347e+38_f32;
-/// Smallest positive, normalized f32 value
+/// Smallest positive normal `f32` value.
 #[stable(feature = "rust1", since = "1.0.0")]
 pub const MIN_POSITIVE: f32 = 1.17549435e-38_f32;
-/// Largest finite f32 value
+/// Largest finite `f32` value.
 #[stable(feature = "rust1", since = "1.0.0")]
 pub const MAX: f32 = 3.40282347e+38_f32;
 
+/// Minimum possible normal power of 2 exponent.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const MIN_EXP: i32 = -125;
+/// Maximum possible power of 2 exponent.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const MAX_EXP: i32 = 128;
 
+/// Minimum possible normal power of 10 exponent.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const MIN_10_EXP: i32 = -37;
+/// Maximum possible power of 10 exponent.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const MAX_10_EXP: i32 = 38;
 
+/// Not a Number (NaN).
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const NAN: f32 = 0.0_f32/0.0_f32;
+/// Infinity (∞).
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const INFINITY: f32 = 1.0_f32/0.0_f32;
+/// Negative infinity (-∞).
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(missing_docs)]
 pub const NEG_INFINITY: f32 = -1.0_f32/0.0_f32;
 
 /// Basic mathematical constants.
@@ -74,67 +74,67 @@
 pub mod consts {
     // FIXME: replace with mathematical constants from cmath.
 
-    /// Archimedes' constant
+    /// Archimedes' constant (π)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const PI: f32 = 3.14159265358979323846264338327950288_f32;
 
-    /// pi/2.0
+    /// π/2
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_PI_2: f32 = 1.57079632679489661923132169163975144_f32;
 
-    /// pi/3.0
+    /// π/3
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_PI_3: f32 = 1.04719755119659774615421446109316763_f32;
 
-    /// pi/4.0
+    /// π/4
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_PI_4: f32 = 0.785398163397448309615660845819875721_f32;
 
-    /// pi/6.0
+    /// π/6
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_PI_6: f32 = 0.52359877559829887307710723054658381_f32;
 
-    /// pi/8.0
+    /// π/8
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_PI_8: f32 = 0.39269908169872415480783042290993786_f32;
 
-    /// 1.0/pi
+    /// 1/π
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_1_PI: f32 = 0.318309886183790671537767526745028724_f32;
 
-    /// 2.0/pi
+    /// 2/π
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_2_PI: f32 = 0.636619772367581343075535053490057448_f32;
 
-    /// 2.0/sqrt(pi)
+    /// 2/sqrt(π)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_2_SQRT_PI: f32 = 1.12837916709551257389615890312154517_f32;
 
-    /// sqrt(2.0)
+    /// sqrt(2)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const SQRT_2: f32 = 1.41421356237309504880168872420969808_f32;
 
-    /// 1.0/sqrt(2.0)
+    /// 1/sqrt(2)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const FRAC_1_SQRT_2: f32 = 0.707106781186547524400844362104849039_f32;
 
-    /// Euler's number
+    /// Euler's number (e)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const E: f32 = 2.71828182845904523536028747135266250_f32;
 
-    /// log2(e)
+    /// log<sub>2</sub>(e)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const LOG2_E: f32 = 1.44269504088896340735992468100189214_f32;
 
-    /// log10(e)
+    /// log<sub>10</sub>(e)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const LOG10_E: f32 = 0.434294481903251827651128918916605082_f32;
 
-    /// ln(2.0)
+    /// ln(2)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const LN_2: f32 = 0.693147180559945309417232121458176568_f32;
 
-    /// ln(10.0)
+    /// ln(10)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const LN_10: f32 = 2.30258509299404568401799145468436421_f32;
 }