import * as pulumi from "@pulumi/pulumi";
/**
 * Returns the greatest integer value less than or equal to the argument.
 */
export declare function signum(args: SignumArgs, opts?: pulumi.InvokeOptions): Promise<SignumResult>;
export interface SignumArgs {
    input: number;
}
export interface SignumResult {
    readonly result: number;
}
/**
 * Returns the greatest integer value less than or equal to the argument.
 */
export declare function signumOutput(args: SignumOutputArgs, opts?: pulumi.InvokeOutputOptions): pulumi.Output<SignumResult>;
export interface SignumOutputArgs {
    input: pulumi.Input<number>;
}