Q:
# Is Zero a Positive Integer?

**Although zero is defined as an integer, it is neither positive nor negative.** Zero is the integer interval between positive and negative numbers, where an integer is defined as a non-fractional number.

The number zero was historically developed after basic counting systems. The first known recorded use of a symbol for zero was in ancient Egypt. Hieroglyphic accounting texts dating to 1740 B.C. use the symbol "nfr," meaning "beautiful," for a symbolic placeholder digit. It wasn't until centuries later that Indian mathematicians developed the concept of zero as a number. The "Brahmasputha Siddhanta," or "Opening of the Universe," written by Brahmagupta in A.D. 628, lists the mathematical operations of zero in a series of rules.

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Q:
## What Is the Difference Between Odd and Even Numbers?

A: Even numbers are integers that when divided by two produce another integer. Odd numbers are integers that are not divisible by two; in other words, when di... Full Answer >Filed Under: -
Q:
## What Is a Very Hard Math Equation?

A: An extremely difficult math equation is the Jacobi-Madden equation, a4 + b4 + c4 + d4 = (a + b + c + d)4 where variables a, b, c and d can be any positive ... Full Answer >Filed Under: -
Q:
## What Is a Positive Integer?

A: A positive integer is a number greater than zero that can be expressed without using a fraction. Five, 72 and 100,000 are all examples of positive integers... Full Answer >Filed Under: -
Q:
## What Is a Prime Number in Math?

A: A prime number in math is an integer greater than 1 that is evenly divisible by only 1 and the number itself. One is not considered a prime number, because... Full Answer >Filed Under: