import { Branded } from 'schemata-ts/brand';
import { SchemaExt } from 'schemata-ts/SchemaExt';
interface NegativeIntBrand {
    readonly NegativeInt: unique symbol;
}
/**
 * Negative integer branded newtype.
 *
 * Represents negative integers:
 *
 * ```math
 *  { z | z ∈ ℤ, z >= -2 ** 53 + 1, z < 0 }
 * ```
 *
 * @since 1.0.0
 * @category Model
 */
export declare type NegativeInt = Branded<number, NegativeIntBrand>;
/**
 * @since 1.0.0
 * @category Model
 */
export declare type NegativeIntS = SchemaExt<number, NegativeInt>;
/**
 * Negative integer branded newtype.
 *
 * Represents negative integers:
 *
 * ```math
 *  { z | z ∈ ℤ, z >= -2 ** 53 + 1, z < 0 }
 * ```
 *
 * @since 1.0.0
 * @category Schema
 */
export declare const NegativeInt: NegativeIntS;
export {};
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