import { BackwardOp, VariableI } from '../../../../autograd/types';
import { Tensor } from '../../../../library';
import { DType } from '../../../../types';
export declare class BCEBack<DTpe extends DType> implements BackwardOp<DTpe> {
    x: VariableI<DTpe>;
    y: VariableI<DTpe>;
    constructor(x: VariableI<DTpe>, y: VariableI<DTpe>);
    backward(grad: Tensor<DTpe>): void;
    delete(): void;
}