/**
 * CCA floor price = raw-currency-per-raw-token in Q96:
 * `floorX96 = humanFloor * 10^currencyDecimals / 10^tokenDecimals * 2^96`.
 */
export declare function floorPriceToX96(humanFloorRaisePerToken: string, tokenDecimals: number, currencyDecimals: number): bigint;
/** Graduation threshold: currency needed to clear the whole auction supply at the floor. */
export declare function requiredCurrencyRaised(floorPriceX96: bigint, auctionSupply: bigint): bigint;
/**
 * Converts a target FDV in USD into the canonical raise-currency-per-1-token decimal string the
 * CreateAuction API expects (`floor_price_raise_per_token` / `graduation_price_raise_per_token`):
 * `pricePerToken = (fdvUsd / totalSupplyWholeTokens) / raiseCurrencyUsdPrice`.
 *
 * The result is a plain decimal (the liquidity service rejects scientific notation). Unit
 * discipline: this converts an FDV (a price over the FULL supply) — the USD actually raised at
 * that price is `fdvUsd x soldSupplyShare`, never `fdvUsd` itself.
 */
export declare function fdvUsdToPricePerToken(fdvUsd: number, totalSupplyWholeTokens: bigint | number, raiseCurrencyUsdPrice: number): string;
/** Derives the CCA price-tick granularity from the floor price (minimum 1). */
export declare function deriveAuctionTickSpacing(floorPriceX96: bigint): bigint;
/**
 * Derives the CCA tick spacing AND snaps the floor price DOWN to the nearest tick boundary. The CCA
 * constructor seeds the floor as the first tick and requires `floorPrice % tickSpacing == 0`
 * (otherwise it reverts `TickPriceNotAtBoundary`). The on-chain floor drifts at most one tick below
 * the requested price (< 1/AUCTION_TICK_DIVISOR).
 */
export declare function deriveAuctionPricing(rawFloorPriceX96: bigint): {
    floorPriceX96: bigint;
    tickSpacing: bigint;
};