It also involves fractions, squares and square roots, and exponents. Geometry and trigonometry: These fields of math study the relationship between lines, points, shapes, sizes, angles and distances.

One of the biggest problems we see are planar and dimensional issues. Shrinking and expanding are examples of dimensional issues. Cupping, curling, doming, edge and end lift fall under planar issues.

Introduction Single photon emission computed tomography ventilation/perfusion (SPECT V/Q) imaging has many proponents within the nuclear medicine community and has already largely replaced planar V/Q ...

† School of Energy and Power Engineering, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, People’s Republic of China ‡ ‡ The EMS Energy Institute and Department of Energy and Mineral Engineering, ...

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