import type { Ordering } from "@fp-ts/core/Ordering";
import * as bounded from "@fp-ts/core/typeclass/Bounded";
import * as equivalence from "@fp-ts/core/typeclass/Equivalence";
import * as monoid from "@fp-ts/core/typeclass/Monoid";
import * as order from "@fp-ts/core/typeclass/Order";
import * as semigroup from "@fp-ts/core/typeclass/Semigroup";
/**
 * Tests if a value is a `number`.
 *
 * @param input - The value to test.
 *
 * @example
 * import { isNumber } from '@fp-ts/core/Number'
 *
 * assert.deepStrictEqual(isNumber(2), true)
 * assert.deepStrictEqual(isNumber("2"), false)
 *
 * @category guards
 * @since 1.0.0
 */
export declare const isNumber: (input: unknown) => input is number;
/**
 * @example
 * import { sum } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(2, sum(3)), 5)
 *
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const sum: {
    (that: number): (self: number) => number;
    (self: number, that: number): number;
};
/**
 * @example
 * import { multiply } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(2, multiply(3)), 6)
 *
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const multiply: {
    (that: number): (self: number) => number;
    (self: number, that: number): number;
};
/**
 * @example
 * import { subtract } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(2, subtract(3)), -1)
 *
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const subtract: {
    (that: number): (self: number) => number;
    (self: number, that: number): number;
};
/**
 * @example
 * import { divide } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(6, divide(3)), 2)
 *
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const divide: {
    (that: number): (self: number) => number;
    (self: number, that: number): number;
};
/**
 * @example
 * import { increment } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(2, increment), 3)
 *
 * @since 1.0.0
 */
export declare const increment: (n: number) => number;
/**
 * @example
 * import { decrement } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(pipe(3, decrement), 2)
 *
 * @since 1.0.0
 */
export declare const decrement: (n: number) => number;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const Equivalence: equivalence.Equivalence<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const Order: order.Order<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const Bounded: bounded.Bounded<number>;
/**
 * `number` semigroup under addition.
 *
 * @example
 * import { SemigroupSum } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(SemigroupSum.combine(2, 3), 5)
 *
 * @category instances
 * @since 1.0.0
 */
export declare const SemigroupSum: semigroup.Semigroup<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const SemigroupMax: semigroup.Semigroup<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const SemigroupMin: semigroup.Semigroup<number>;
/**
 * `number` semigroup under multiplication.
 *
 * @example
 * import { SemigroupMultiply } from '@fp-ts/core/Number'
 * import { pipe } from '@fp-ts/core/Function'
 *
 * assert.deepStrictEqual(SemigroupMultiply.combine(2, 3), 6)
 *
 * @category instances
 * @since 1.0.0
 */
export declare const SemigroupMultiply: semigroup.Semigroup<number>;
/**
 * `number` monoid under addition.
 *
 * The `empty` value is `0`.
 *
 * @category instances
 * @since 1.0.0
 */
export declare const MonoidSum: monoid.Monoid<number>;
/**
 * `number` monoid under multiplication.
 *
 * The `empty` value is `1`.
 *
 * @category instances
 * @since 1.0.0
 */
export declare const MonoidMultiply: monoid.Monoid<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const MonoidMax: monoid.Monoid<number>;
/**
 * @category instances
 * @since 1.0.0
 */
export declare const MonoidMin: monoid.Monoid<number>;
/**
 * @since 1.0.0
 */
export declare const sign: (n: number) => Ordering;
/**
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const sumAll: (collection: Iterable<number>) => number;
/**
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const multiplyAll: (collection: Iterable<number>) => number;
/**
 * Returns the remainder left over when one operand is divided by a second operand.
 *
 * It always takes the sign of the dividend.
 *
 * @param self - The dividend.
 * @param divisor - The divisor.
 *
 * @example
 * import { remainder } from "@fp-ts/core/Number"
 *
 * assert.deepStrictEqual(remainder(2, 2), 0)
 * assert.deepStrictEqual(remainder(3, 2), 1)
 * assert.deepStrictEqual(remainder(-4, 2), -0)
 *
 * @category algebraic operations
 * @since 1.0.0
 */
export declare const remainder: {
    (divisor: number): (self: number) => number;
    (self: number, divisor: number): number;
};
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