பொருள் : The growth rates in different parts of a growing organism are the same.
பொருள் : A one-to-one mapping of one metric space into another metric space that preserves the distances between each pair of points.
எடுத்துக்காட்டு :
The isometries of the cube.
பொருள் : Equality of elevation above sea level.
பொருள் : Equality of measure (e.g., equality of height above sea level or equality of loudness etc.).