Symbols2017-04-02T18:31:38+00:00

Symbols

Meaning
 
Symbol
angle  
approximately equal  
congruent  
delta   Δ
discriminant   Δ
factorial   !
infintity  
mu   µ
not equal  
parallel  
perpendicular  
plus minus   ±
sigma (sum)  
square root  
therefore  
triangle   Δ
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