ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz center dot space @ atsign  down arrow ! bang [ left square  alpha " double quotes \ backslash  beta # sharp ] right square  AND $ dollar ^ caret  not % percent _ underline  epsilon & and sign ` back quote  pi ' quote { left curley  lambda ( open paren | vertical bar gamma ) close paren } right curley delta * star ~ tilda up arrow + plus  integral plus or minus , comma circle plus - minus  infinity . dot  partial / slash  left horseshoe 0 zero  right horseshoe 1 one  up horseshoe 2 two  down horseshoe 3 three  For all 4 four  There exists 5 five  circle cross 6 six  arrows both ways 7 seven  left arrow 8 eight  right arrow 9 nine  not equals : colon  alt ; semi  less or equal < less than  greater or equal = equal  equivalance > greater than  OR ? question mark