import { Tensor } from '../library';
import { DType } from '../types';
export interface BackwardOp<DTpe extends DType> {
    backward(grad: Tensor<DTpe>): void;
    delete(): void;
}
export interface VariableI<DTpe extends DType> extends Tensor<DTpe> {
    grad?: Tensor<DTpe>;
    value: Tensor<DTpe>;
    noGrad: boolean;
    backward(grad: Tensor<DTpe>): boolean;
    isLeaf(): boolean;
    delete(): void;
}