Skip to content

more float constants #146934

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
joshuarayton wants to merge 1 commit into
base: main
Choose a base branch
from
+47 −12
Open

more float constants #146934

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
19 changes: 15 additions & 4 deletions library/core/src/num/f128.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,13 +34,13 @@ pub mod consts {

/// The golden ratio (φ)
#[unstable(feature = "f128", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const PHI: f128 = 1.61803398874989484820458683436563811772030917980576286213545_f128;
pub const GOLDEN_RATIO: f128 =
1.61803398874989484820458683436563811772030917980576286213545_f128;

/// The Euler-Mascheroni constant (γ)
#[unstable(feature = "f128", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const EGAMMA: f128 = 0.577215664901532860606512090082402431042159335939923598805767_f128;
pub const EULER_GAMMA: f128 =
0.577215664901532860606512090082402431042159335939923598805767_f128;

/// π/2
#[unstable(feature = "f128", issue = "116909")]
Expand Down Expand Up @@ -108,6 +108,17 @@ pub mod consts {
pub const FRAC_1_SQRT_3: f128 =
0.577350269189625764509148780501957455647601751270126876018602_f128;

/// sqrt(5)
#[unstable(feature = "f128", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const SQRT_5: f128 = 2.23606797749978969640917366873127623544061835961152572427089_f128;

/// 1/sqrt(5)
#[unstable(feature = "f128", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_5: f128 =
0.447213595499957939281834733746255247088123671922305144854179_f128;

/// Euler's number (e)
#[unstable(feature = "f128", issue = "116909")]
pub const E: f128 = 2.71828182845904523536028747135266249775724709369995957496697_f128;
Expand Down
16 changes: 12 additions & 4 deletions library/core/src/num/f16.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -36,13 +36,11 @@ pub mod consts {

/// The golden ratio (φ)
#[unstable(feature = "f16", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const PHI: f16 = 1.618033988749894848204586834365638118_f16;
pub const GOLDEN_RATIO: f16 = 1.618033988749894848204586834365638118_f16;

/// The Euler-Mascheroni constant (γ)
#[unstable(feature = "f16", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const EGAMMA: f16 = 0.577215664901532860606512090082402431_f16;
pub const EULER_GAMMA: f16 = 0.577215664901532860606512090082402431_f16;

/// π/2
#[unstable(feature = "f16", issue = "116909")]
Expand Down Expand Up @@ -105,6 +103,16 @@ pub mod consts {
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_3: f16 = 0.577350269189625764509148780501957456_f16;

/// sqrt(5)
#[unstable(feature = "f16", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const SQRT_5: f16 = 2.236067977499789696409173668731276235_f16;

/// 1/sqrt(5)
#[unstable(feature = "f16", issue = "116909")]
// Also, #[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_5: f16 = 0.447213595499957939281834733746255247_f16;

/// Euler's number (e)
#[unstable(feature = "f16", issue = "116909")]
pub const E: f16 = 2.71828182845904523536028747135266250_f16;
Expand Down
12 changes: 10 additions & 2 deletions library/core/src/num/f32.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -293,11 +293,11 @@ pub mod consts {

/// The golden ratio (φ)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const PHI: f32 = 1.618033988749894848204586834365638118_f32;
pub const GOLDEN_RATIO: f32 = 1.618033988749894848204586834365638118_f32;

/// The Euler-Mascheroni constant (γ)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const EGAMMA: f32 = 0.577215664901532860606512090082402431_f32;
pub const EULER_GAMMA: f32 = 0.577215664901532860606512090082402431_f32;

/// π/2
#[stable(feature = "rust1", since = "1.0.0")]
Expand Down Expand Up @@ -356,6 +356,14 @@ pub mod consts {
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_3: f32 = 0.577350269189625764509148780501957456_f32;

/// sqrt(5)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const SQRT_5: f32 = 2.236067977499789696409173668731276235_f32;

/// 1/sqrt(5)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_5: f32 = 0.447213595499957939281834733746255247_f32;

/// Euler's number (e)
#[stable(feature = "rust1", since = "1.0.0")]
pub const E: f32 = 2.71828182845904523536028747135266250_f32;
Expand Down
12 changes: 10 additions & 2 deletions library/core/src/num/f64.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -293,11 +293,11 @@ pub mod consts {

/// The golden ratio (φ)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const PHI: f64 = 1.618033988749894848204586834365638118_f64;
pub const GOLDEN_RATIO: f64 = 1.618033988749894848204586834365638118_f64;

/// The Euler-Mascheroni constant (γ)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const EGAMMA: f64 = 0.577215664901532860606512090082402431_f64;
pub const EULER_GAMMA: f64 = 0.577215664901532860606512090082402431_f64;

/// π/2
#[stable(feature = "rust1", since = "1.0.0")]
Expand Down Expand Up @@ -356,6 +356,14 @@ pub mod consts {
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_3: f64 = 0.577350269189625764509148780501957456_f64;

/// sqrt(5)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const SQRT_5: f64 = 2.236067977499789696409173668731276235_f64;

/// 1/sqrt(5)
#[unstable(feature = "more_float_constants", issue = "146939")]
pub const FRAC_1_SQRT_5: f64 = 0.447213595499957939281834733746255247_f64;

/// Euler's number (e)
#[stable(feature = "rust1", since = "1.0.0")]
pub const E: f64 = 2.71828182845904523536028747135266250_f64;
Expand Down
Loading