Symbol Symbol Name Meaning / definition Example limit limit value of a function ε epsilon represents a very small number, near zero ε → 0 e e constant / Euler’s number e = 2.718281828… e = lim (1+1/x)x , x→∞ y ‘ derivative derivative – Lagrange’s notation (3x3)’ = 9x2 y ” second derivative derivative of derivative (3x3)” = 18x …

Read More »## Logic Symbols

Symbol Symbol Name Meaning / definition Example · and and x · y ^ caret / circumflex and x ^ y & ampersand and x & y + plus or x + y ∨ reversed caret or x ∨ y | vertical line or x | y x‘ single quote not – negation x‘ x bar not – negation x …

Read More »## Set Theory Symbols

Symbol Symbol Name Meaning / definition Example { } set a collection of elements A = {3,7,9,14}, B = {9,14,28} A ∩ B intersection objects that belong to set A and set B A ∩ B = {9,14} A ∪ B union objects that belong to set A or set B A ∪ B = {3,7,9,14,28} A ⊆ B subset …

Read More »## Combinatorics Symbols

Symbol Symbol Name Meaning / definition Example n! factorial n! = 1·2·3·…·n 5! = 1·2·3·4·5 = 120 nPk permutation 5P3 = 5! / (5-3)! = 60 nCk combination 5C3 = 5!/[3!(5-3)!]=10

Read More »## Probability And Statistics Symbols

Symbol Symbol Name Meaning / definition Example P(A) probability function probability of event A P(A) = 0.5 P(A ∩ B) probability of events intersection probability that of events A and B P(A∩B) = 0.5 P(A ∪ B) probability of events union probability that of events A or B P(A∪B) = 0.5 P(A | B) conditional probability function probability of event …

Read More »## Linear Algebra Symbols

Symbol Symbol Name Meaning / definition Example ∙ dot scalar product a ∙ b × cross vector product a × b A⊗B tensor product tensor product of A and B A ⊗ B inner product [ ] brackets matrix of numbers ( ) parentheses matrix of numbers | A | determinant determinant of matrix A det(A) determinant determinant of matrix …

Read More »## Algebra Symbols

Symbol Symbol Name Meaning / definition Example x x variable unknown value to find when 2x = 4, then x = 2 ≡ equivalence identical to ≜ equal by definition equal by definition := equal by definition equal by definition ~ approximately equal weak approximation 11 ~ 10 ≈ approximately equal approximation sin(0.01) ≈ 0.01 ∝ proportional to proportional to …

Read More »## Geometry Symbols

Symbol Symbol Name Meaning / definition Example ∠ angle formed by two rays ∠ABC = 30º measured angle ABC = 30º spherical angle AOB = 30º ∟ right angle = 90º α = 90º º degree 1 turn = 360º α = 60º ´ arcminute 1º = 60´ α = 60º59′ ´´ arcsecond 1´ = 60´´ α = …

Read More »## Basic Math Symbols

Symbol Symbol Name Meaning / definition Example = equals sign equality 5 = 2+3 ≠ not equal sign inequality 5 ≠ 4 > strict inequality greater than 5 > 4 < strict inequality less than 4 < 5 ≥ inequality greater than or equal to 5 ≥ 4 ≤ inequality less than or equal to 4 ≤ 5 ( ) …

Read More »## Roman Numerals Symbols

Number Roman numeral 0 not defined 1 I 2 II 3 III 4 IV 5 V 6 VI 7 VII 8 VIII 9 IX 10 X 11 XI 12 XII 13 XIII 14 XIV 15 XV 16 XVI 17 XVII 18 XVIII 19 XIX 20 XX 21 XXI 22 XXII 23 XXIII 24 XXIV 25 XXV 26 XXVI 27 XXVII …

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Read More »## Scam Binary Option Brokers List

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Read More »## Forex Brokers in North America

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Read More »## Forex Brokers In Argentina

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