Struct nalgebra :: linalg :: SymmetricTridiagonal Copy item path

impl<T: ComplexField, D: DimSub<U1>> SymmetricTridiagonal<T, D>
where DefaultAllocator: Allocator<D, D> + Allocator<DimDiff<D, U1>>,

pub fn new(m: OMatrix<T, D, D>) -> Self

Computes the tridiagonalization of the symmetric matrix m.

Only the lower-triangular part (including the diagonal) of m is read.

pub fn unpack( self ) -> (OMatrix<T, D, D>, OVector<T::RealField, D>, OVector<T::RealField, DimDiff<D, U1>>)
where DefaultAllocator: Allocator<D> + Allocator<DimDiff<D, U1>>,

Retrieve the orthogonal transformation, diagonal, and off diagonal elements of this decomposition.

pub fn unpack_tridiagonal( self ) -> (OVector<T::RealField, D>, OVector<T::RealField, DimDiff<D, U1>>)
where DefaultAllocator: Allocator<D> + Allocator<DimDiff<D, U1>>,

Retrieve the diagonal, and off diagonal elements of this decomposition.

pub fn diagonal(&self) -> OVector<T::RealField, D>
where DefaultAllocator: Allocator<D>,

The diagonal components of this decomposition.

pub fn off_diagonal(&self) -> OVector<T::RealField, DimDiff<D, U1>>
where DefaultAllocator: Allocator<DimDiff<D, U1>>,

The off-diagonal components of this decomposition.

pub fn q(&self) -> OMatrix<T, D, D>

Computes the orthogonal matrix Q of this decomposition.

pub fn recompose(self) -> OMatrix<T, D, D>

Recomputes the original symmetric matrix.

Trait Implementations§

impl<T: Clone + ComplexField, D: Clone + DimSub<U1>> Clone for SymmetricTridiagonal<T, D>
where DefaultAllocator: Allocator<D, D> + Allocator<DimDiff<D, U1>>,

fn clone(&self) -> SymmetricTridiagonal<T, D>

Returns a copy of the value. Read more

1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl<T: Debug + ComplexField, D: Debug + DimSub<U1>> Debug for SymmetricTridiagonal<T, D>
where DefaultAllocator: Allocator<D, D> + Allocator<DimDiff<D, U1>>,

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl<T: ComplexField, D: DimSub<U1>> Copy for SymmetricTridiagonal<T, D>
where DefaultAllocator: Allocator<D, D> + Allocator<DimDiff<D, U1>>, OMatrix<T, D, D>: Copy, OVector<T, DimDiff<D, U1>>: Copy,

Auto Trait Implementations§

impl<T, D> !UnwindSafe for SymmetricTridiagonal<T, D>

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Same for T

type Output = T

Should always be Self

impl<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.

fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

impl<T, U> TryInto for T
where U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.