import type { FibonacciHeapNode, FibonacciHeapInterface, MatrixValue, EqualScalarFunction } from './types.js';
/**
 * Value type for Spa elements.
 * Uses MatrixValue to represent any numeric type (number, BigNumber, Complex, etc.)
 */
type SpaValue = MatrixValue;
/**
 * Add scalar function type
 * INTENTIONAL ANY: typed-function resolves the actual types at runtime.
 */
type AddScalarFunction = (a: MatrixValue, b: MatrixValue) => MatrixValue;
/**
 * Dependencies for Spa factory
 */
interface SpaDependencies {
    addScalar: AddScalarFunction;
    equalScalar: EqualScalarFunction;
    FibonacciHeap: new () => FibonacciHeapInterface<SpaValue>;
}
export declare const createSpaClass: import("../../utils/factory.js").FactoryFunction<SpaDependencies, {
    new (): {
        type: string;
        isSpa: boolean;
        _values: (FibonacciHeapNode<SpaValue> | undefined)[];
        _heap: FibonacciHeapInterface<SpaValue>;
        /**
         * Set the value for index i.
         *
         * @param {number} i                       The index
         * @param {number | BigNumber | Complex} v The value at index i
         */
        set(i: number, v: SpaValue): void;
        get(i: number): SpaValue;
        accumulate(i: number, v: SpaValue): void;
        forEach(from: number, to: number, callback: (key: number, value: SpaValue, spa: /*elided*/ any) => void): void;
        swap(i: number, j: number): void;
    };
}>;
export {};
//# sourceMappingURL=Spa.d.ts.map