import { DType, Tensor } from '../../../library';
import { BackwardOp, VariableI } from '../../types';
export declare class ConvBack<DTpe extends DType> implements BackwardOp<DTpe> {
    x: VariableI<DTpe>;
    w: VariableI<DTpe>;
    strides: number[];
    padding: number[];
    dilations: number[];
    group: number;
    b?: VariableI<DTpe> | undefined;
    constructor(x: VariableI<DTpe>, w: VariableI<DTpe>, strides: number[], padding: number[], dilations: number[], group: number, b?: VariableI<DTpe> | undefined);
    backward(grad: Tensor<DTpe>): void;
    delete(): void;
}