discrete symmetry
preferred label: تقارن گسسته @fa
type: Concept
related: T invariance

conservation law
preferred label: قانون پایستگی @fa
type: Concept
related: T invariance

T invariance
alternative label: time invariance
alternative label: ناوردایی زمان @fa
related: conservation law
related: discrete symmetry
preferred label: ناوردایی تی @fa
type: Concept