Struct Integer 

pub struct Integer {
    pub value: isize,
}

Fields

value: isize

Implementations

impl Integer

pub fn new_box(value: isize) -> Box<dyn Expr>

pub fn new(value: isize) -> Self

pub fn zero() -> Integer

pub fn one_box() -> Box<dyn Expr>

pub fn zero_box() -> Box<dyn Expr>

Trait Implementations

impl Add<&Integer> for &Rational

type Output = Box<dyn Expr>

The resulting type after applying the + operator.

fn add(self, rhs: &Integer) -> Self::Output

Performs the + operation.

impl Add<&Rational> for &Integer

type Output = Box<dyn Expr>

The resulting type after applying the + operator.

fn add(self, rhs: &Rational) -> Self::Output

Performs the + operation.

impl Clone for Integer

fn clone(&self) -> Integer

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Integer

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

Formats the value using the given formatter.

impl Expr for Integer

fn get_ref<'a>(&'a self) -> &'a dyn Expr

fn known_expr(&self) -> KnownExpr<'_>

fn as_f64(&self) -> Option<f64>

fn is_one(&self) -> bool

fn is_neg_one(&self) -> bool

fn is_negative_number(&self) -> bool

fn is_number(&self) -> bool

fn is_zero(&self) -> bool

fn for_each_arg(&self, f: &mut dyn FnMut(&dyn Arg))

fn from_args(&self, args: Vec<Box<dyn Arg>>) -> Box<dyn Expr>

fn clone_box(&self) -> Box<dyn Expr>

fn str(&self) -> String

fn as_expr(&self) -> Option<Box<dyn Expr>>

fn args(&self) -> Vec<Box<dyn Arg>>

fn args_map_exprs( &self, _f: &dyn Fn(&dyn Expr) -> Box<dyn Arg>, ) -> Vec<Box<dyn Arg>>

fn as_arg(&self) -> Box<dyn Arg>

fn as_function(&self) -> Option<&Func>

fn equals(&self, other: &dyn Expr) -> bool

fn as_symbol(&self) -> Option<Symbol>

fn as_eq(&self) -> Option<Equation>

fn as_mul(&self) -> Option<&Mul>

fn as_pow(&self) -> Option<&Pow>

fn to_cpp(&self) -> String

fn simplify(&self) -> Box<dyn Expr>

fn simplify_with_dimension(&self, dim: usize) -> Box<dyn Expr>

fn as_int(&self) -> Option<Integer>

fn pow(&self, exponent: &Box<dyn Expr>) -> Box<dyn Expr>

fn ipow(&self, exponent: isize) -> Box<dyn Expr>

fn sqrt(&self) -> Box<dyn Expr>

fn get_exponent(&self) -> (Box<dyn Expr>, Box<dyn Expr>)

fn diff(&self, var: &str, order: usize) -> Box<dyn Expr>

fn name(&self) -> String

fn subs(&self, substitutions: &[[Box<dyn Expr>; 2]]) -> Box<dyn Expr>

fn has(&self, expr: &dyn Expr) -> bool

fn has_box(&self, expr: Box<dyn Expr>) -> bool

fn expand(&self) -> Box<dyn Expr>

Expands an expression. For example: (x + y) * z -> xz + yz

fn factor(&self, factors: &[&dyn Expr]) -> Box<dyn Expr>

Factorizes an expression For example: factor(ax + cx + zy, [x]) -> (a + c)x + zy

fn terms<'a>(&'a self) -> Box<dyn Iterator<Item = &'a dyn Expr> + 'a>

fn get_coeff(&self) -> (Rational, Box<dyn Expr>)

fn compare(&self, other: &dyn Expr) -> Option<Ordering>

fn evaluate(&self, vars: Option<HashMap<Symbol, BoxExpr>>) -> BoxExpr

impl From<&Integer> for (Rational, Box<dyn Expr>)

fn from(i: &Integer) -> Self

Converts to this type from the input type.

impl FromStr for Integer

type Err = ParseIntegerError

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type.

impl Mul<&Box<dyn Expr>> for &Integer

type Output = Box<dyn Expr>

The resulting type after applying the * operator.

fn mul(self, rhs: &Box<dyn Expr>) -> Self::Output

Performs the * operation.

impl<E: Expr> Mul<&E> for &Integer

type Output = Box<dyn Expr>

The resulting type after applying the * operator.

fn mul(self, rhs: &E) -> Self::Output

Performs the * operation.

impl Neg for &Integer

type Output = Integer

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl Neg for Integer

type Output = Integer

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl Ord for Integer

fn cmp(&self, other: &Integer) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for Integer

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Integer

fn partial_cmp(&self, other: &Integer) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl ToInteger for &Integer

fn to_integer(&self) -> Integer

impl ToInteger for Integer

fn to_integer(&self) -> Integer

impl ToPrimitive for &Integer

fn to_i64(&self) -> Option<i64>

Converts the value of self to an i64. If the value cannot be represented by an i64, then None is returned.

fn to_u64(&self) -> Option<u64>

Converts the value of self to a u64. If the value cannot be represented by a u64, then None is returned.

fn to_isize(&self) -> Option<isize>

Converts the value of self to an isize. If the value cannot be represented by an isize, then None is returned.

fn to_i8(&self) -> Option<i8>

Converts the value of self to an i8. If the value cannot be represented by an i8, then None is returned.

fn to_i16(&self) -> Option<i16>

Converts the value of self to an i16. If the value cannot be represented by an i16, then None is returned.

fn to_i32(&self) -> Option<i32>

Converts the value of self to an i32. If the value cannot be represented by an i32, then None is returned.

fn to_i128(&self) -> Option<i128>

Converts the value of self to an i128. If the value cannot be represented by an i128 (i64 under the default implementation), then None is returned.

fn to_usize(&self) -> Option<usize>

Converts the value of self to a usize. If the value cannot be represented by a usize, then None is returned.

fn to_u8(&self) -> Option<u8>

Converts the value of self to a u8. If the value cannot be represented by a u8, then None is returned.

fn to_u16(&self) -> Option<u16>

Converts the value of self to a u16. If the value cannot be represented by a u16, then None is returned.

fn to_u32(&self) -> Option<u32>

Converts the value of self to a u32. If the value cannot be represented by a u32, then None is returned.

fn to_u128(&self) -> Option<u128>

Converts the value of self to a u128. If the value cannot be represented by a u128 (u64 under the default implementation), then None is returned.

fn to_f32(&self) -> Option<f32>

Converts the value of self to an f32. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f32.

fn to_f64(&self) -> Option<f64>

Converts the value of self to an f64. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f64.

impl ToPrimitive for Integer

fn to_i64(&self) -> Option<i64>

Converts the value of self to an i64. If the value cannot be represented by an i64, then None is returned.

fn to_u64(&self) -> Option<u64>

Converts the value of self to a u64. If the value cannot be represented by a u64, then None is returned.

fn to_isize(&self) -> Option<isize>

Converts the value of self to an isize. If the value cannot be represented by an isize, then None is returned.

fn to_i8(&self) -> Option<i8>

Converts the value of self to an i8. If the value cannot be represented by an i8, then None is returned.

fn to_i16(&self) -> Option<i16>

Converts the value of self to an i16. If the value cannot be represented by an i16, then None is returned.

fn to_i32(&self) -> Option<i32>

Converts the value of self to an i32. If the value cannot be represented by an i32, then None is returned.

fn to_i128(&self) -> Option<i128>

Converts the value of self to an i128. If the value cannot be represented by an i128 (i64 under the default implementation), then None is returned.

fn to_usize(&self) -> Option<usize>

Converts the value of self to a usize. If the value cannot be represented by a usize, then None is returned.

fn to_u8(&self) -> Option<u8>

Converts the value of self to a u8. If the value cannot be represented by a u8, then None is returned.

fn to_u16(&self) -> Option<u16>

Converts the value of self to a u16. If the value cannot be represented by a u16, then None is returned.

fn to_u32(&self) -> Option<u32>

Converts the value of self to a u32. If the value cannot be represented by a u32, then None is returned.

fn to_u128(&self) -> Option<u128>

Converts the value of self to a u128. If the value cannot be represented by a u128 (u64 under the default implementation), then None is returned.

fn to_f32(&self) -> Option<f32>

Converts the value of self to an f32. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f32.

fn to_f64(&self) -> Option<f64>

Converts the value of self to an f64. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f64.

impl Copy for Integer

impl Eq for Integer

impl StructuralPartialEq for Integer