import { z } from 'zod';
export declare const PortfolioOptimizationOptionsSchema: z.ZodObject<{
    expectedReturns: z.ZodArray<z.ZodNumber>;
    covarianceMatrix: z.ZodArray<z.ZodArray<z.ZodNumber>>;
    riskFreeRate: z.ZodOptional<z.ZodNumber>;
    targetReturn: z.ZodOptional<z.ZodNumber>;
    minWeight: z.ZodDefault<z.ZodNumber>;
    maxWeight: z.ZodDefault<z.ZodNumber>;
    sumTo1: z.ZodDefault<z.ZodBoolean>;
}, z.core.$strip>;
export type PortfolioOptimizationOptions = z.infer<typeof PortfolioOptimizationOptionsSchema>;