William Oughtred(1574-1660) was the first to use the symbol for parallel.
Archimedes first used the symbol PI because he was the first one to discover it so he wanted to investigate about it.
The symbol √ for the square root was first used in print in 1525 inChristoph Rudolff's Coss, which was also the first to use the then-new signs '+' and '-'
It was a cool looking greek letter.
Mathematician Rudolph Swetchefriz{Added} The symbol is not "for" pi but is pi - one of the letters of the Greek alphabet.
William Oughtred(1574-1660) was the first to use the symbol for parallel.
the first person to use pi was the amazing thomas paul pearson
Robert Recorde
Parallel lines remain the same distance apart, always. Use a ruler to measure the distance at different intervals.Extend the lines out to see if they intersect.Check the line to see if there is the 'parallel' symbol.
first person who use map
Archimedes first used the symbol PI because he was the first one to discover it so he wanted to investigate about it.
First person are I, me, my.
Isaac Newton
The Mayans
The first person to use silver was sio green
The radical symbol's origins are unknown, but most scholars believe that it originated with Arabic mathematicians. One such mathematician was Abu al Hasan ibn Ali al Qalasadi, who lived in the 15th century.
The symbol √ for the square root was first used in print in 1525 inChristoph Rudolff's Coss, which was also the first to use the then-new signs '+' and '-'