import * as u from './utils.js';
export declare function verify_mnemonic(sentence: Iterable<string> | ArrayLike<string>, dict?: ReadonlyArray<string>): Promise<boolean>;
export declare function from_mnemonic(sentence: Iterable<string> | ArrayLike<string>, dict?: ReadonlyArray<string>): Promise<u.U8Arr>;
export declare const from_mnemonic_with_checksum: (sentence: Iterable<string> | ArrayLike<string>, dict?: ReadonlyArray<string>) => Promise<[u.U8Arr, u.U8Arr]>;
export declare function gen_from_mnemonic_with_checksum({ valid_entropy, }?: {
    valid_entropy?: ((x: number) => boolean) | undefined;
}): (sentence: Iterable<string> | ArrayLike<string>, dict?: ReadonlyArray<string>) => Promise<[u.U8Arr, u.U8Arr]>;
export declare function to_mnemonic(buf: u.U8Arr, dict?: ReadonlyArray<string>): Promise<u.Sentence>;
export declare function mnemonic_to_seed(sentence: u.Sentence, password?: string): Promise<u.U8Arr>;
export declare function refine_sentence(source: Iterable<string> | ArrayLike<string>, dict?: ReadonlyArray<string>): u.Sentence;