👉 Pentandrian is a concept in mathematics that refers to a number of different mathematical concepts. It can be defined as a set of seven numbers, each representing a property or characteristic of a particular mathematical object such as a line or a circle. The term "pentandrian" was introduced by mathematician Joseph Liouville in the 19th century and is often used to describe a specific type of number that has a special mathematical meaning. The terms "pentandrian" are also
