interface Coordinate {
    x: number;
    y: number;
}
interface LinEq {
    m: number;
    q: number;
}
export declare const equationFromSegment: (p1: Coordinate, p2: Coordinate) => LinEq;
export declare const polyY: (x: number, { m, q }: LinEq) => number;
export declare const polyX: (y: number, { m, q }: LinEq) => number;
export declare const solve2nd: (a: number, b: number, c: number) => [number, number];
export {};