delta ⪢⪢
http://qindex.info/i.php?x=12894
 delta ⪢⪢
http://qindex.info/i.php?x=20448
⨀⨀⨀ delta Δδ ⪢⪢
#third #math #Greece
http://qindex.info/i.php?x=24548
◌◌◌ Integration
With the sum of f of x i times delta x from i equals one to infinity in the limit of n approaching infinity.
http://qindex.info/i.php?x=3658
Google ➔ DictionaryImageYouGlish

- - - - -