/**
 * 滑点：报价 → 链上 minOut。默认 100 bps = 1%，上限 50%。
 */
export declare function applySlippageBps(quotedOut: bigint, slippageBps?: number): bigint;
/** 已知 minOut 时反推报价（与 applySlippageBps 互逆） */
export declare function reverseSlippageBps(minOut: bigint, slippageBps?: number): bigint;