import { Tensor, Tensor1D, Tensor2D, Tensor3D, Tensor4D } from '../tensor';
import { TensorLike } from '../types';
declare function concat1d_(tensors: Tensor1D[] | TensorLike[]): Tensor1D;
declare function concat2d_(tensors: Tensor2D[] | TensorLike[], axis: number): Tensor2D;
declare function concat3d_(tensors: Tensor3D[] | TensorLike[], axis: number): Tensor3D;
declare function concat4d_(tensors: Tensor4D[] | TensorLike[], axis: number): Tensor4D;
declare function concat_<T extends Tensor>(tensors: T[] | TensorLike[], axis?: number): T;
export declare const concat: typeof concat_;
export declare const concat1d: typeof concat1d_;
export declare const concat2d: typeof concat2d_;
export declare const concat3d: typeof concat3d_;
export declare const concat4d: typeof concat4d_;
export {};