ANALYSIS METHOD AND ANALYZER

PROBLEM TO BE SOLVED: To reduce a calculation load in a case of analyzing a particle system containing a plurality of particles.SOLUTION: An analyzer 100 analyzes a particle system defined in a virtual space, and includes: an area determination unit 112 that determines an area between two particles included in the particle system, regardless of positions of other particles; a heat conduction calculation unit 116 that calculates a heat conduction equation by using the area determined by the area determination unit; a force calculation unit 122 that calculates force acting on particles by using the calculation result of the heat conduction calculation unit 116; a particle state calculation unit 124 that calculates the state of a particle by using the force calculated by the force calculation unit 122; and a state update unit 126 that updates the state of the particle system by using the calculation result of the particle state calculation unit 124.