import type { ReadonlyVec, Vec } from "@thi.ng/vectors";
export declare const cubicTangentAt: (out: Vec, a: ReadonlyVec, b: ReadonlyVec, c: ReadonlyVec, d: ReadonlyVec, t: number, len?: number) => Vec<number>;
//# sourceMappingURL=cubic-tangent.d.ts.map