As for example in the fraction 1/2 the / symbol is the solidus line.
If you mean the symbol &, it is called an ampersand.
its called a lemniscate
it is the equal sign = with the symbol ~ over it
It's called the Ampersand. See the related link for more information.
The symbol that looks like a star is called an asterisk. It looks like this *.
It varies, but the most common is a bar over the symbol (called "null").
Octothorpe
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.
6/9 and 2/3 are equivalent fractions, therefore the symbol is the equals symbol: = 6/9 = (2×3)/(3×3) = 2/3 × 3/3 = 2/3 × 1 = 2/3 → 6/9 = 2/3
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.
its a 2 lines and a wavy top over the two lines
The "and" symbol is called an ampersand.