topology

n. Math. १ (a branch of mathematics that investigates the properties of a geometric configuration that are unaltered if the configuration is subjected to any one-to-one transformation continuous in both directions) संस्थिति- विज्ञान (न.) २ (topographical study of a particular place; specif. the history of a region as indicated by its topography) संस्थिति (स्त्री.)