Number NameHindu-Arabic NumeralsRoman numeralBinary Zero 0 Did not exist 0000 One 1 I 0001 Two 2 II 0010 Three 3 III 0011 Four 4 IV 0100 Five 5 V 0101 Six 6 VI 0110 Seven 7 VII 0111 Eight 8 VIII 1000 Nine 9 IX 1001 Ten 10 X 1010 Eleven 11 XI 1011 Twelve 12 XII 1100 ...
Hence, the union of two sets P and Q will be the set of elements in P and Q. The special symbol used to denote the set is ∪ that looks like "U". How Many Mathematical Symbols are there? There are more than 10000 math symbols. Some of the basic ones are =,+,−,≠,±, *...
f (x) function of x maps values of x to f(x) f (x) = 3x+5 (f ∘ g) function composition (f ∘ g) (x) = f (g(x)) f (x)=3x,g(x)=x-1 ⇒(f ∘ g)(x)=3(x-1) (a,b) open interval (a,b) = {x | a < x < b} x∈ (2,6) [a,b] closed interval...
Unicode will run out of space - If it were linear, we would run out in 2140 AD. But it isn't linear. See http://www.unicode.org/roadmaps/ Case mappings are 1-1 - No. They can also be: One-to-many: (ß → SS ) Contextual: (…Σ ↔ …ς AND …ΣΤ… ↔ …στ...
Unicode will run out of space - If it were linear, we would run out in 2140 AD. But it isn't linear. See http://www.unicode.org/roadmaps/ Case mappings are 1-1 - No. They can also be: One-to-many: (ß → SS ) Contextual: (…Σ ↔ …ς AND …ΣΤ… ↔ …στ...