Sentences with phrase «upon numerical modelling»

Not exact matches

``... we lack compelling scenarios leading to the origin of iron meteorites... Early solar system collisions have been called upon to excavate this iron [from the cores of the largest asteroids], although numerical impact models have found this task difficult to achieve, particularly when it is required to occur many dozens of times, yet not a single time for asteroid Vesta.»

Dynamical physical oceanography focuses primarily upon the processes that govern the motion of fluids with emphasis upon theoretical research and numerical models.

The IPCC's methodology relies unduly — indeed, almost exclusively — upon numerical analysis, even where the outputs of the models upon which it so heavily relies are manifestly and significantly at variance with theory or observation or both.