pub struct Polynomial {
pub coef: Vec<f64>,
}
Expand description
Polynomial Structure
Fields§
§coef: Vec<f64>
Implementations§
Source§impl Polynomial
impl Polynomial
Sourcepub fn eval<T>(&self, x: T) -> f64
pub fn eval<T>(&self, x: T) -> f64
Evaluate polynomial with value according to Horner’s method
§Examples
#[macro_use]
extern crate peroxide;
use peroxide::fuga::*;
fn main() {
let a = poly(c!(1,3,2));
assert_eq!(a.eval(1), 6_f64);
let b = poly(c!(1, 1, -2, -2));
let x = 2_f64.sqrt();
let horner_evaluation = b.eval(x);
let naive_evaluation = x.powf(3.0) + x.powf(2.0) - 2.0*x - 2.0;
assert_eq!(horner_evaluation, 0_f64);
assert_ne!(naive_evaluation, horner_evaluation);
}
pub fn eval_vec(&self, v: Vec<f64>) -> Vec<f64>
Sourcepub fn translate_x<X>(&self, x: X) -> Self
pub fn translate_x<X>(&self, x: X) -> Self
Linear transformation of a polynomial by a given x according to Horner’s method
§Examples
#[macro_use]
extern crate peroxide;
use peroxide::fuga::*;
fn main() {
let a = poly(c!(1,3,2));
let translated = a.translate_x(2);
assert_eq!(translated.eval(3), 6_f64);
}
pub fn horner_division(&self, other: &Self) -> (Self, f64)
Trait Implementations§
Source§impl<T> Add<T> for Polynomial
impl<T> Add<T> for Polynomial
Source§impl Add for Polynomial
impl Add for Polynomial
Source§impl Archive for Polynomial
impl Archive for Polynomial
Source§const COPY_OPTIMIZATION: CopyOptimization<Self>
const COPY_OPTIMIZATION: CopyOptimization<Self>
An optimization flag that allows the bytes of this type to be copied
directly to a writer instead of calling
serialize
. Read moreSource§type Archived = ArchivedPolynomial
type Archived = ArchivedPolynomial
The archived representation of this type. Read more
Source§type Resolver = PolynomialResolver
type Resolver = PolynomialResolver
The resolver for this type. It must contain all the additional
information from serializing needed to make the archived type from
the normal type.
Source§impl Calculus for Polynomial
impl Calculus for Polynomial
Source§impl Clone for Polynomial
impl Clone for Polynomial
Source§fn clone(&self) -> Polynomial
fn clone(&self) -> Polynomial
Returns a copy of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreSource§impl Debug for Polynomial
impl Debug for Polynomial
Source§impl Default for Polynomial
impl Default for Polynomial
Source§fn default() -> Polynomial
fn default() -> Polynomial
Returns the “default value” for a type. Read more
Source§impl<'de> Deserialize<'de> for Polynomial
impl<'de> Deserialize<'de> for Polynomial
Source§fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Source§impl<__D: Fallible + ?Sized> Deserialize<Polynomial, __D> for Archived<Polynomial>
impl<__D: Fallible + ?Sized> Deserialize<Polynomial, __D> for Archived<Polynomial>
Source§fn deserialize(
&self,
deserializer: &mut __D,
) -> Result<Polynomial, <__D as Fallible>::Error>
fn deserialize( &self, deserializer: &mut __D, ) -> Result<Polynomial, <__D as Fallible>::Error>
Deserializes using the given deserializer
Source§impl Display for Polynomial
Polynomial Print
impl Display for Polynomial
Polynomial Print
§Examples
#[macro_use]
extern crate peroxide;
use peroxide::fuga::*;
fn main() {
let a = poly(c!(1,3,2));
a.print(); //x^2 + 3x + 2
}
Source§impl<T> Div<T> for Polynomial
impl<T> Div<T> for Polynomial
Source§impl Div for Polynomial
impl Div for Polynomial
Source§type Output = (Polynomial, Polynomial)
type Output = (Polynomial, Polynomial)
The resulting type after applying the
/
operator.Source§impl Mul<Polynomial> for f32
impl Mul<Polynomial> for f32
Source§type Output = Polynomial
type Output = Polynomial
The resulting type after applying the
*
operator.Source§impl Mul<Polynomial> for f64
impl Mul<Polynomial> for f64
Source§type Output = Polynomial
type Output = Polynomial
The resulting type after applying the
*
operator.Source§impl Mul<Polynomial> for i32
impl Mul<Polynomial> for i32
Source§type Output = Polynomial
type Output = Polynomial
The resulting type after applying the
*
operator.Source§impl Mul<Polynomial> for i64
impl Mul<Polynomial> for i64
Source§type Output = Polynomial
type Output = Polynomial
The resulting type after applying the
*
operator.Source§impl Mul<Polynomial> for usize
impl Mul<Polynomial> for usize
Source§type Output = Polynomial
type Output = Polynomial
The resulting type after applying the
*
operator.Source§impl<T> Mul<T> for Polynomial
impl<T> Mul<T> for Polynomial
Source§impl Mul for Polynomial
impl Mul for Polynomial
Source§impl Neg for Polynomial
impl Neg for Polynomial
Source§impl PowOps for Polynomial
impl PowOps for Polynomial
Source§impl<__S: Fallible + ?Sized> Serialize<__S> for Polynomial
impl<__S: Fallible + ?Sized> Serialize<__S> for Polynomial
Source§impl Serialize for Polynomial
impl Serialize for Polynomial
Source§impl<T> Sub<T> for Polynomial
impl<T> Sub<T> for Polynomial
Auto Trait Implementations§
impl Freeze for Polynomial
impl RefUnwindSafe for Polynomial
impl Send for Polynomial
impl Sync for Polynomial
impl Unpin for Polynomial
impl UnwindSafe for Polynomial
Blanket Implementations§
§impl<T> ArchivePointee for T
impl<T> ArchivePointee for T
§type ArchivedMetadata = ()
type ArchivedMetadata = ()
The archived version of the pointer metadata for this type.
§fn pointer_metadata(
_: &<T as ArchivePointee>::ArchivedMetadata,
) -> <T as Pointee>::Metadata
fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata
Converts some archived metadata to the pointer metadata for itself.
§impl<T> ArchiveUnsized for Twhere
T: Archive,
impl<T> ArchiveUnsized for Twhere
T: Archive,
§type Archived = <T as Archive>::Archived
type Archived = <T as Archive>::Archived
The archived counterpart of this type. Unlike
Archive
, it may be
unsized. Read more§fn archived_metadata(
&self,
) -> <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata
fn archived_metadata( &self, ) -> <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata
Creates the archived version of the metadata for this value.
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read more§impl<T> LayoutRaw for T
impl<T> LayoutRaw for T
§fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
Returns the layout of the type.
§impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2where
T: SharedNiching<N1, N2>,
N1: Niching<T>,
N2: Niching<T>,
impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2where
T: SharedNiching<N1, N2>,
N1: Niching<T>,
N2: Niching<T>,
§impl<T> Pointable for T
impl<T> Pointable for T
§impl<T> Pointee for T
impl<T> Pointee for T
§impl<T, S> SerializeUnsized<S> for Twhere
T: Serialize<S>,
S: Fallible + Writer + ?Sized,
impl<T, S> SerializeUnsized<S> for Twhere
T: Serialize<S>,
S: Fallible + Writer + ?Sized,
§fn serialize_unsized(
&self,
serializer: &mut S,
) -> Result<usize, <S as Fallible>::Error>
fn serialize_unsized( &self, serializer: &mut S, ) -> Result<usize, <S as Fallible>::Error>
Writes the object and returns the position of the archived type.