Polynomial class - data library

Constructors

Polynomial.new(DataType<T> dataType, {int desiredDegree = -1, PolynomialFormat? format}): Constructs a default vector of the desired dataType, and possibly a custom format.
factory
Polynomial.fromCoefficients(DataType<T> dataType, List<T> source, {PolynomialFormat? format}): Constructs a polynomial from a list of coefficients.
factory
Polynomial.fromList(DataType<T> dataType, List<T> source, {PolynomialFormat? format}): Constructs a polynomial from a list of values.
factory
Polynomial.fromRoots(DataType<T> dataType, List<T> roots, {PolynomialFormat? format}): Builds a polynomial from a list of roots.
factory
Polynomial.generate(DataType<T> dataType, int degree, PolynomialGeneratorCallback<T> callback, {PolynomialFormat? format}): Generates a polynomial from calling a callback on every value. If format is specified the resulting polynomial is mutable, otherwise this is a read-only view.
factory
Polynomial.lagrange(DataType<T> dataType, {required Vector<T> xs, required Vector<T> ys}): Builds a Lagrange Polynomial through the unique sample points xs and ys.
factory

Properties

dataType → DataType<T>: Returns the data type of this polynomial.
no setter
degree → int: Returns the degree this polynomial, that is the highest coefficient.
no setter
differentiate → Polynomial<T>: Available on Polynomial<T>, provided by the DifferentiatePolynomialExtension extension
Returns a mutable view of the differentiate of this polynomial.
no setter
hashCode → int: The hash code for this object.
no setterinherited
integrate → Polynomial<T>: Available on Polynomial<T>, provided by the IntegratePolynomialExtension extension
Returns a mutable view of the integrate of this polynomial.
no setter
iterable → List<T>: Returns a list iterable over the polynomial.
no setter
lead → T: Returns the leading term of this polynomial.
no setter
roots → List<Complex>: Available on Polynomial<T>, provided by the RootsPolynomialExtension extension
Computes the complex roots of a polynomial.
no setter
runtimeType → Type: A representation of the runtime type of the object.
no setterinherited
shape → List<int>: Returns the shape of this polynomial.
no setter
storage → Set<Storage>: Returns the underlying storage containers of this object.
no setterinherited
unmodifiable → Polynomial<T>: Available on Polynomial<T>, provided by the UnmodifiablePolynomialExtension extension
Returns a unmodifiable view of this polynomial.
no setter

Methods

add(Polynomial<T> other, {DataType<T>? dataType, PolynomialFormat? format}) → Polynomial<T>: Available on Polynomial<T>, provided by the AddPolynomialExtension extension
Adds other to this Polynomial.
addEq(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the AddPolynomialExtension extension
In-place adds other to this Polynomial.
call(T value) → T: Evaluates the polynomial at value.
compare(Polynomial<T> other, {bool equals(T a, T b)?}) → bool: Available on Polynomial<T>, provided by the ComparePolynomialExtension extension
Compares this Polynomial and with other.
copyInto(Polynomial<T> target) → Polynomial<T>: Returns the target polynomial with all elements of this polynomial copied into it.
div(Polynomial<T> other, {DataType<T>? dataType, PolynomialFormat? format}) → PolynomialDivision<T>: Available on Polynomial<T>, provided by the DivPolynomialExtension extension
Divides this Polynomial by other, returns the quotient and remainder such that dividend = quotient * divisor + remainder.
evaluate(T value) → T: Evaluates the polynomial at value.
forEach(void callback(int exponent, T value)) → void: Iterates over each element of the polynomial from the largest exponent down to the smallest exponent. This way of iteration is more efficient on sparse data structure and skips over neutral elements.
format({bool limit = true, int leadingItems = 3, int trailingItems = 3, Printer<String>? ellipsesPrinter, Printer<String>? paddingPrinter, Printer<T>? valuePrinter, String addition = ' + ', String ellipses = '\u2026', String multiplication = '', String power = '^', String variable = 'x', bool skipNulls = true, bool skipValues = true}) → String: Returns a human readable representation of the polynomial.
getUnchecked(int exponent) → T: Returns the coefficient at the provided exponent. The behavior is undefined if exponent is outside of bounds.
lerp(Polynomial<T> other, num t, {DataType<T>? dataType, PolynomialFormat? format}) → Polynomial<T>: Available on Polynomial<T>, provided by the LerpPolynomialExtension extension
Interpolates linearly between this Polynomial and other with a factor of t. If t is equal to 0 the result is this, if t is equal to 1 the result is other.
lerpEq(Polynomial<T> other, num t) → Polynomial<T>: Available on Polynomial<T>, provided by the LerpPolynomialExtension extension
In-place interpolates linearly between this Polynomial and other.
mul(Object other, {DataType<T>? dataType, PolynomialFormat? format, bool? fftMultiply}) → Polynomial<T>: Available on Polynomial<T>, provided by the MulPolynomialExtension extension
Multiplies this Polynomial with other.
mulPolynomial(Polynomial<T> other, {DataType<T>? dataType, PolynomialFormat? format, bool? fftMultiply}) → Polynomial<T>: Available on Polynomial<T>, provided by the MulPolynomialExtension extension
Multiplies this Polynomial with a Polynomial.
mulScalar(T other, {DataType<T>? dataType, PolynomialFormat? format}) → Polynomial<T>: Available on Polynomial<T>, provided by the MulPolynomialExtension extension
Multiplies this Polynomial with a scalar.
mulScalarEq(T other) → Polynomial<T>: Available on Polynomial<T>, provided by the MulPolynomialExtension extension
In-place multiplies this Polynomial with a scalar.
neg({DataType<T>? dataType, PolynomialFormat? format}) → Polynomial<T>: Available on Polynomial<T>, provided by the NegPolynomialExtension extension
Negates this Polynomial.
negEq() → Polynomial<T>: Available on Polynomial<T>, provided by the NegPolynomialExtension extension
In-place negates this Polynomial.
noSuchMethod(Invocation invocation) → dynamic: Invoked when a nonexistent method or property is accessed.
inherited
setUnchecked(int exponent, T value) → void: Sets the coefficient at the provided exponent to value. The behavior is undefined if exponent is outside of bounds.
shift(int offset) → Polynomial<T>: Available on Polynomial<T>, provided by the ShiftPolynomialExtension extension
Returns a mutable view of this polynomial shift by offset.
sub(Polynomial<T> other, {DataType<T>? dataType, PolynomialFormat? format}) → Polynomial<T>: Available on Polynomial<T>, provided by the SubPolynomialExtension extension
Subtracts other to this Polynomial.
subEq(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the SubPolynomialExtension extension
In-place subtracts other to this Polynomial.
toList({bool? growable}) → List<T>: Available on Polynomial<T>, provided by the PolynomialListExtension extension
Returns a List of the coefficients of the underlying polynomial.
toPolynomial({PolynomialFormat? format}) → Polynomial<T>: Creates a new Polynomial containing the same elements as this one.
toString() → String: Returns the string representation of this polynomial.
override

Operators

operator %(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the DivPolynomialExtension extension
Divides this Polynomial by other, returns the remainder.
operator *(Object other) → Polynomial<T>: Available on Polynomial<T>, provided by the MulPolynomialExtension extension
Multiplies this Polynomial with other.
operator +(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the AddPolynomialExtension extension
Adds other to this Polynomial.
operator -(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the SubPolynomialExtension extension
Subtracts other to this Polynomial.
operator /(Polynomial<T> other) → PolynomialDivision<T>: Available on Polynomial<T>, provided by the DivPolynomialExtension extension
Divides this Polynomial by other, returns the quotient and remainder such that dividend = quotient * divisor + remainder.
operator ==(Object other) → bool: The equality operator.
inherited
operator [](int exponent) → T: Returns the coefficient at the provided exponent.
operator []=(int exponent, T value) → void: Sets the coefficient at the provided exponent to value.
operator unary-() → Polynomial<T>: Available on Polynomial<T>, provided by the NegPolynomialExtension extension
Negates this Polynomial.
operator ~/(Polynomial<T> other) → Polynomial<T>: Available on Polynomial<T>, provided by the DivPolynomialExtension extension
Divides this Polynomial by other, returns the quotient.

Polynomial<T> class abstract mixin

Constructors

Properties

Methods

Operators

data library