Enum FdPatternSource 

pub enum FdPatternSource {
    Declared,
    Jacobian,
}

Where the Hessian sparsity pattern comes from.

Variants

Declared

The TNLP’s declared Hessian structure, when it has one.

Jacobian

⋃_j supp(∇g_j) ⊗ supp(∇g_j), from the Jacobian pattern alone.

Trait Implementations

impl Clone for FdPatternSource

fn clone(&self) -> FdPatternSource

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for FdPatternSource

impl Debug for FdPatternSource

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

Formats the value using the given formatter.

impl Eq for FdPatternSource

impl PartialEq for FdPatternSource

fn eq(&self, other: &FdPatternSource) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for FdPatternSource