or functionor ifor simplyorborbedorbicularityorbiculateorbitorbit determinationorbit of x under gorbit spaceorbitalorbital elementsorbital motionorbital velocityorbiting rocketorderorder axiomsorder confirmationorder formorder intervalorder mappingorder of a branch pointorder of a contactorder of a cyclic grouporder of a derivativeorder of a determinantorder of a differential equationorder of a grouporder of a lipschitz mappingorder of a matrixorder of a multiplicityorder of a poleorder of a polynomialorder of a radicalorder of a rootorder of a subgrouporder of a zeroorder of an algebraic curve or surfaceorder of an elementorder of an equationorder of an infinitesimalorder of an infinityorder of contactorder of convergenceorder of elements of a grouporder of grouporder of magnitudeorder of matrixorder of multiplicity
