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export as namespace predicates;
export function orient2d(
ax: number, ay: number,
bx: number, by: number,
cx: number, cy: number): number;
export function orient2dfast(
ax: number, ay: number,
bx: number, by: number,
cx: number, cy: number): number;
export function incircle(
ax: number, ay: number,
bx: number, by: number,
cx: number, cy: number,
dx: number, dy: number): number;
export function incirclefast(
ax: number, ay: number,
bx: number, by: number,
cx: number, cy: number,
dx: number, dy: number): number;
export function orient3d(
ax: number, ay: number, az: number,
bx: number, by: number, bz: number,
cx: number, cy: number, cz: number,
dx: number, dy: number, dz: number): number;
export function orient3dfast(
ax: number, ay: number, az: number,
bx: number, by: number, bz: number,
cx: number, cy: number, cz: number,
dx: number, dy: number, dz: number): number;
export function insphere(
ax: number, ay: number, az: number,
bx: number, by: number, bz: number,
cx: number, cy: number, cz: number,
dx: number, dy: number, dz: number,
ex: number, ey: number, ez: number): number;
export function inspherefast(
ax: number, ay: number, az: number,
bx: number, by: number, bz: number,
cx: number, cy: number, cz: number,
dx: number, dy: number, dz: number,
ex: number, ey: number, ez: number): number;