As for example in the fraction 1/2 the / symbol is the solidus line.
0 is a symbol for the absence of a number.
No because the 0 symbol originated from the Indian subcontinent but he may have improved on the usefulness of the zero symbol.
If you mean the symbol &, it is called an ampersand.
1992
It varies, but the most common is a bar over the symbol (called "null").
As for example in the fraction 1/2 the / symbol is the solidus line.
Octothorpe
0 is a symbol for the absence of a number.
Press and hold the number "0" until you see the choice of zero or a degree (°) symbol, and slide your finger over it.
The symbol over an "o" is called a diaeresis or umlaut. It is used to indicate that the vowel is pronounced separately from the preceding vowel, as in the word "coöperate" or "naïve."
That's the Universal Power Symbol.
The symbol for a long vowel sound is called a macron. It is a diacritical mark placed over a vowel to indicate that it is pronounced as a long vowel.
The squiggly symbol placed over the letter "s" in "José" is called an acute accent. It indicates that the letter "e" is pronounced with emphasis in Spanish.
a symbol
The long A sound is indicated by a bar called a macron: ā The short A sound is indicated by a curved line called a breve: ă
the symbol is called the sky The crescent moon.