linear algebra symbols Crossword Puzzles

15 Clues: | • |A| • (a,b) • A ⊇ B • A ⊅ B • A ⊄ B • All subsets of A. • A collection of elements. • Set of all possible values. • Both sets have the same members. • Objects that belong to set A or set B. • Objects that belong to set A and set B. • Infinite cardinality of natural numbers set. • All the objects that do not belong to set A. • A is a subset of B. set A is included in set B.

15 Clues: A cherub that has a bow and arrow • You take someone you love out on a ... • A type of bird that sometimes symbolizes love • A way to show affection to someone that you love • letter A type of letter given out on Valentine's Day • A type of flower commonly given out on Valentine's Day • A type of dessert commonly given out on Valentine's Day • ...

15 Clues: Symbol is R • its symbols is Ø • all subsets of A • to be read as such that • a collection of elements • collection of 2 elements • set of all possible values • the number of elements of set A • both sets have the same members • objects that belong to set A or set B • objects that belong to set A and set B • A is a superset of B. set A includes set B • ...

15 Clues: δ • ζ • β • η • θ • ε • λ • ι • ο • γ • ξ • κ • α • μ • ν

15 Clues: U • ∈ • = • ∪ • ⊃ • ∩ • ∅ • 2A • ℵ1 • {} • Ac • |A| • A ⊄ B • A ⊆ B • (x, y)

15 Clues: V • L • I • IV • II • LX • VI • XV • LXX • XIV • XXX • III • VII • XII • VIII

15 Clues: ⊆ • ∈ • ⊈ • ∩ • ⊇ • ⊂ • ∪ • Δ • ⊅ • ∅ • = • ∉ • {} • A-B • P(A)

15 Clues: Λ • T • B • H • A • Θ • ∆ • Z • Σ • I • M • E • K • Y • O

15 Clues: O • M • I • K • X • P • Z • T • ∆ • E • A • Y • N • B • H

15 Clues: C • Q • R • | • Ø • Z • {} • AUB • |A| • A∆B • AxB • A\B • A=B • P(A) • (a,b)

15 Clues: a∈A • A×B • |A| • A ∆ B • A = B • A ⊆ B • A ⊇ B • (a,b) • Ø = { } • such that • a collection of elements • set of all possible values • objects that belong to set A and set B • all the objects that do not belong to set A • infinite cardinality of natural numbers set

15 Clues: Ø = { } • set membership (a ∈ B) • all subsets of C (P (C)) • a collection of elements ({ }) • collection of 2 elements (a, b) • the number of elements of set B (|B|) • both sets have the same members (A = B) • set X is not a superset of set Y (A ⊅ B) • set of all ordered pairs from A and B (A × B) • left set is not a subset of right set (A ⊄ B) • ...

15 Clues: ≅ • c • ∆ • =90° • =360° • 3.14... • arcminute • arcsecond • infinite line • from point A to B • formed by two rays • in the same direction • a line that starts from point A • using a protractor to accurately measure • an angle formed by the intersection of two great circles of a sphere

15 Clues: C • M • D • L • V • I • X • CM • XV • XL • XX • LX • IX • XXX • VIII

15 Clues: Z • C • Q • Ø • R • A⊆B • A∪B • a∈B • A=B • x∉A • { } • A∩B • A∆B • A⊃B • A⊇B

15 Clues: ∅={ } • set membership • all subsets of A • no set membership • set of possible values • a collection of elements • collection of two elements • both sets have the same members • the number of elements of set A • objects that belong to A and not to B • objects that belong to SET A or SET B • objects that belong to SET A and SET B • set of all ordered pairs from A and B • ...

15 Clues: All subsets of A • Collection of 2 elements • Presented by the symbol "{ }" • Set A is not a subset of set B • Both sets have the same members • The number of elements of set A • It is presented by the symbol "ø= {}" • Objects that belong to set A or set B • Objects that belong to set A and set B • A is a superset of B, set A includes set B • ...

15 Clues: SET MEMBERSHIP • ALL SUBSETS OF A • COLLECTION OF 2 ELEMENTS • A COLLECTION OF ELEMENTS • SET OF ALL POSSIBLE VALUES • BOTH SETS HAVE THE SAME MEMBERS • THE NUMBER OF ELEMENTS OF SET A • SET OF ALL ORDERED PAIRS FROM A AND B • OBJECTS THAT BELONG TO SET A AND SET B • ALL OBJECTS THAT DO NOT BELONG TO SET A • INFINITE CARDINALITY OF NATURAL NUMBER SET • ...

15 Clues: 0={} • collection of 2 elements • a collection of elements • set of all possible values • the number of elements of set A • both sets have the same members • set of all ordered pairs from A and В • objects that belong to A and not to B • objects that belong to set A or set B • objects that belong to set A and set B • a is a superset of B. set A includes set B • ...

15 Clues: Set membership.(9 letters) • All subsets of A.(8 letters) • Combination of two sets.(5 letters) • A collection of elements.(3 letters) • Collection of two elements.(11 letters) • Set of all possible values.(12 letters) • Set A is not a subset of set B.(9 letters) • Both sets have the same member.(8 letters) • A set that does not contain any element.(∅) • ...

15 Clues: A symbol of life, cleansing, and the Holy Spirit. • A light used in worship, symbolizing the presence of God. • A sacred place for offering sacrifices or prayers to God. • Often symbolizing readiness to spread the gospel of peace. • A weapon representing the Word of God in spiritual warfare. • A drink used in Communion, symbolizing the blood of Christ. • ...

15 Clues: – Most frequent value • – Average of a data set • – Unpredictable outcome • – Measure of data spread • – A subset of a population • – Middle value in a data set • – Part of the chi-square test • – Short for standard deviation • – Likelihood of an event occurring • – Short for inferential statistics • – A common probability distribution • – Systematic error in data collection • ...

15 Clues: – Uncle Sam’s hat colors • – Nickname for the U.S. flag • – Symbol of peace carried by a dove • – Land of the free, home of the ___ • – Red, white, and blue national banner • – Plant woven into the presidential seal • – July holiday celebrated with fireworks • – Cracked but iconic bell in Philadelphia • – Feathered emblem found on the Great Seal • ...

15 Clues: King of England. • The son of Banquo • The King of Scotland. • The son of King Duncan. • Malcolms younger brother. • The goddess of witchcraft. • Leader of the English Army. • A loyal follower of King Duncan. • The weapon used to kill King Duncan. • The main protagonist in the book Macbeth. • Symbolizes the ignorance of many characters. • ...

8 Clues: The wise one • Invented Algebra • Father of Geometry • King of Mathematics • Prince of Mathematics • Queen of the Sciences • Born on the island of Samos • Invented Cartesian Geometry

8 Clues: Things I hate • My dog's name • favorite drink • favorite animal • favorite video game • The art program I use • Favorite school subject • What I do in my free time

9 Clues: An equation whose graph is a straight line. • Some quantity or elements are not finite or not countable. • Replacing the variables in a algebraic expression, equation or inequality. • A linear equation in the form y=mx+b, where m is the slope and b is the y-intercept. • In a linear relationship between x and y, it tells how much y changes when x changes by 1. • ...

10 Clues: (0,0) are the co-ordinates of • An angle that is 1/4 of a circle. • Two rays that have a common point. • Two angles whose sum is 90 degrees. • sum of two adjacent angles is called • How many Euclid's postulates are there? • The points (-4,-8) lies in which quadrant. • Pair of linear equations can be represented • System of equation having infinitely many solutions • ...

7 Clues: y=mx+b • No curves • Verticle slope • A straight Line • Horizontal slope • the “b” in y=mx+b • The “x” in y-Mx+b

15 Clues: The length between two points. • The rate of change of velocity. • A description of speed and direction. • point Point used to indicate location. • Vector The sum of two or more vectors. • The distance an object travels per unit. • fall Acceleration due to change in speed. • acceleration The steady change in velocity. • A measured period in which an action persist. • ...

15 Clues: An unknown number • That number times itself • Having to do with square roots • Where two lines cross each other • The number attached to a variable • the root or number in a square root • An unknown number, usually represented by x • An equation that has a variable as the exponent • The value of a number according to it's x-intercept • ...

10 Clues: fusée • fantôme • first man to walk on the moon • first American to orbit Earth • anticipating, building, coding... • where " Ghostbusters reboot " was shot • algebra, arithmetic, calculus, logic... • she discovered the chromosomal characters • intelligent woman bord of her actress job • Sciences, Technology, Engineering and Maths

10 Clues: Co to za znak ∑? • co znaczy matematyka? • szkodliwe oprogramowanie • matematyka to królowa...? • Nazwisko twórcy informatyki • jak nazywa się twarz matematyka? • Jaki kraj ma najlepszych informatyków? • najczęściej używany przycisk na komputerze • Jeden z najtrudniejszych działów w matematyce • z czego była zrobiona pierwsza mysz komputerowa

10 Clues: pile or mound • burn to compute • 'h' + ___ is a clue • represents a behavior • for all to see and use • also a type of Algebra • a floating point number • blueprint or social construct • may help to represent a family • military rank specifying access

10 Clues: ruumiline ring • matemaatika haru • tasandiline kujund • 46. teema uues õpikus • matemaatika kolmas haru • mille pindala valem on S=AxA • ümbermõõdu valem on P=2x(a+b) • millel on algus kuid on lõpmatu • mille külgpindala valem on Sk=Ph • matemaatika haru mis tegeleb kujunditega

17 Clues: 17 sided polygon • Father of Algebra • painted mona lisa • father of geometry • German codebreaker • invented logarithims • katherine johnson worked here • us president and mathematician • Pythagoras proved this theorem • a famous curve is named after her • developed a famous number sequence • rene descartes developed this plane • albert einstein developed this theory • ...

17 Clues: same • the bad guy • a yellow fruit • a type of math • a period in math • more than one person • the capital of Canada • another word for mean • the reason for something • belonging to the province • what the P in PE stands for • words that mean the same thing • another word for truly or very • you use a remote to change this • something that can possibly happen • ...

15 Clues: = 90° • 1 turn = 360° • triangle shape • arcsecond, 1′=60″ • formed by two rays • arcminute, 1° = 60′ • same shapes,not same size • arc from point A to point B • line that start from point A • line from point A to point B • distance between points x and y • perpendicular lines (90° angle) • equivalence of geometric shapes and size • ...

15 Clues: Z • U • C • o • #A • Ac • AB • {} • AUB • A-B • AxB • ACB • A=B • P (A) • (a,b)

15 Clues: H • Ε • X • B • Z • N • Y • Γ • Λ • Δ • M • P • A • K • O

15 Clues: | • Ac • 2A • #A • A ⊃ B • A ∩ B • A ⊂ B • A ⊅ B • (a,b) • A = B • A ⊆ B • A ⊄ B • Ø = { } • \mathbb{U} • a collection of elements

15 Clues: ∅ • | • {} • AxB • A∆B • A=B • |A| • A\B • (a,b) • A U B • set membership • all subsets of A • no set membership • set of all possible values • all the objects that do not belong to Set A

15 Clues: A ⊄ B • A ⊆ B • A = B • A ∩ B • A ⊅ B • Ø = { } • all subsets of A • collection of 2 elements • a collection of elements • set of all possible values • objects that belong to set A or set B • A is a superset of B. set A includes set B • infinite cardinality of natural numbers set • all the objects that do not belong to set A • cardinality of countable ordinal numbers set

15 Clues: Loud • Soft; louder than pianissimo • Raises the pitch by a half step • Lowers the pitch by a half step • The five-line sequence used to indicate pitch • Pitch is in its natural state- Not sharp or Flat • Lengthen the note- based on the discretion of the • Indicates Where to breathe at the end of a phrase • Indicates that the notes should be played without separation • ...

15 Clues: Jesus’ mother • What Jesus was nailed to • The amount of days in lent • To give to someone in need • The day we celebrate after Lent • To give up something for some time • Veronica used this to wipe Jesus’ face • You go to ____ to be forgiven of your sins • What can you not eat on Fridays during Lent? • The amount of stations in station of the cross • ...

15 Clues: |A| • AUB • A=B • (a,b) • set membership • all subsets of A • a collection of elements • set of all possible values • set A is not a subset of set B • objects that belong to setA and set B • cardinality of countable ordinal number set • infinite cardinality of naturals number set • A is a superset of B. Set A included set B. • A is a subset of B. Set A included in set B. • ...

15 Clues: The number 4 • The number 5 • The number 3 • The number 8 • The number 2 • The number 1 • The number 9 • The number 7 • The number 6 • Math symbol + • Math symbol x • The number 10 • Math symbol - • Math symbol / • Math symbol =

15 Clues: ⌢ • ≅ • ～ • △ • |x-y| • arcsecond • arcminute • grads angle unit • formed by two rays • denoted by symbol rad • angle measure 90° • line from point A to point B • line that start from point A • lines that doesn't intersect • the most common unit for measuring angle

15 Clues: ″ • ′ • Δ • ≅ • deg • Rad • formed by two rays • an angle measured exactly 90 degrees. • the amount of space between two points • is any smooth curve joining two points. • is a piece or part of a line having two endpoints. • are line that intersect at a right (90 degrees) angle. • a part of a line that has a fixed starting point but no end point. • ...

15 Clues: Σ • ε • Π • z • μ • Ο • Θ • Τ • Υ • Ψ • Λ • Χ • β • H • α

15 Clues: Ø • R • Z • N • {} • a∈B • P(C) • A ⊄ B • (a,b) • A ⊆ B • A = B • A ⊇ B • A ∪ B • A ∩ B • A ⊂ B

15 Clues: Ω • ο • κ • ε • α • ζ • θ • ψ • β • μ • ν • Λ/λ • Σ or σ • Τ or τ • Υ or υ

15 Clues: ≈ • % • + • = • ÷ • ≠ • × • - • • • √a • 3√a • ( ) • 4√a • [ ] • a^b

18 Clues: - • * • x • + • . • 5>4 • 4<5 • sign = • slash / • ex.2^3=8 • ex:2*3=6 • example:6÷2=3 • not equal sign • approximately equal • less than or equal to • greater than or equal to • both plus and minus operation • both minus and plus operations

15 Clues: σ • φ • τ • υ • ω • α • χ • λ • β • γ • ο • θ • ε • η • ψ

15 Clues: τ • γ • α • ξ • υ • ψ • β • φ • θ • ε • δ • η • ζ • ο • ω

15 Clues: μ • x • ∑ • σX • Mo • Md • σ2 • zx • ∑∑ • MR • s 2 • ρX,Y • U(a,b) • E(X | Y) • function P(A)

15 Clues: ∅ • A∪B • |A| • A ⊄ B • A ∩ B • A ⊆ B • A ⊇ B • equality • subset A ⊂ B • all subsets of A • Cartesian product • relative complement • a collection of elements • both sets have the same member • all the objects that do not belong to set A

15 Clues: Γ • O • N • Λ • Ζ • Θ • Ξ • Μ • Ε • Ι • A • Δ • Κ • Η • B

15 Clues: Shot by Cupid • Month of love's day • god of desire and love • Evening rendezvous for two • Flowers with thorns and petals • Term used to describe pair in love • Feeling of affection and attachment • a sweet treat gifted to love interest • Affectionate touches shared with lips • Presents exchanged on special occasions • Worn item that can be measured in karats • ...

15 Clues: | • Ø • Ac • A×B • |A| • { } • A ∆ B • A ∪ B • A ⊅ B • A = B • (a,b) • A ∩ B • A ⊂ B • A ⊆ B • \mathbb{U}

15 Clues: Χ • ζ • ε • Ω • K • π • Λ • ψ • Γ • μ • Σ • Ξ • β • T • Θ

15 Clues: ℚ • ℤ • ℝ • ℂ • Ø = {} • all subsets of A • A is a subset of B • A is a superset of B • a collection of elements • set of all possible values • both sets have the same members • the number of elements of set A • objects that belong to set A or set B • objects that belong to set A and set B • all the objects that do not belong to set A

15 Clues: ℝ • Ø • ℚ • ℂ • A×B • such that • set A includes set B • a collection of elements • set A is included in set B. • both sets have the same members • the number of elements of set A • objects that belong to set A or set B • objects that belong to set A and set B • infinite cardinality of natural numbers set • all the objects that do not belong to set A

15 Clues: ℝ • Ø • ℚ • ℂ • A×B • such that • set A includes set B • a collection of elements • set A is included in set B. • both sets have the same members • the number of elements of set A • objects that belong to set A or set B • objects that belong to set A and set B • infinite cardinality of natural numbers set • all the objects that do not belong to set A

15 Clues: ℂ • Ø • ℝ • ℚ • A×B • such that • set A includes set B • a collection of elements • set A is included in set B. • both sets have the same members • the number of elements of set A • objects that belong to set A or set B • objects that belong to set A and set B • all the objects that do not belong to set A • infinite cardinality of natural numbers set

15 Clues: ℂ • ℚ • ℝ • U • Ø • A×B • set A includes set B • a collection of elements • set A is included in set B. • the number of elements of set A • both sets have the same members • objects that belong to set A or set B • objects that belong to set A and set B • infinite cardinality of natural numbers set • all the objects that do not belong to set A

15 Clues: the symbol is |A| • the symbol is AUB • the symbol is A=B • the symbol is P(A) • a collection of elements • set of all possible values • set A is not a subset of set B • set A is not a superset of set B • it is a collection of 2 elements • the object that belong to set A and B • A is superset of B. Set A includes set B • infinite cardinality of natural numbers set • ...

15 Clues: Σ • Ω • X • O • K • Γ • Δ • H • T • E • Λ • Z • A • B • I

15 Clues: – A member of a set • – Set of all subsets • – A set with no elements • – Combination of two sets • – Elements not in a given set • – A diagram representing sets • – Common elements of two sets • – A set with unlimited elements • – A set contained in another set • – The number of elements in a set • – Two sets with the same elements • – Two sets with no common elements • ...

15 Clues: – Means a very small amount • – Used in calculus for limits • – Represents angles in geometry • – Used in statistics and physics • – Symbolizes change or difference • – Used in physics and engineering • – Represents wavelength in physics • – Represents angles in trigonometry • – The mathematical constant (~3.14) • – First letter of the Greek alphabet • ...

15 Clues: - ζ • - τ • - ξ • - λ • - δ • - Σ • - α • - ν • - ω • - γ • - κ • - μ • - f-ee • - kh-ee • - oo-psi-lon

15 Clues: {} • AB • AUB • A⊆B • A = B • set ∅ • set U • of A∈B • set A⊃B • set P(A) • pair (a,b) • product A×B • element of A∉B • difference A△B • complement A\B

15 Clues: ∅ • U • {} • ℵ₀ • ℵ₁ • A⊈B • A∩B • A⊇B • A⊆B • |A| • A∪B • A=B • a∈A • x∉A • P(A)

15 Clues: L • 0 • C • XX • XL • XV • IX • XI • VII • XII • LXX • XIX • XIII • XVII • XVIII

13 Clues: זהב • כסף • סוד • אבן • קבר • גילה • חשוב • אוצר • כלים • עתיק • סמלים • מכרה זהב • כותב/סופר

8 Clues: algebra, phytagoras • country, world, city • sing, play instrument • plants, animals, experiment • painting, sketching, clay work • run, play basketball, gymnastic • grammar, reading, speaking, listening • Indonesia declare it's independence day

8 Clues: not real • made out of metal • Somewhat sarcastic • is a retired person • maths type of numbers • fundamental in algebra • cannot meat financial quota • transport of goods and services

15 Clues: An unknown number • That number times itself • Having to do with square roots • Where two lines cross each other • The number attached to a variable • the root or number in a square root • An unknown number, usually represented by x • An equation that has a variable as the exponent • The value of a number according to it's x-intercept • ...

15 Clues: having to do with • the action of managing • influencing each other • some thing creative to do • ability to read and write • the action of concentrating • the way in which someone behaves • make an effort to hear some thing • the way in which the word is spelled • a thing that distracts someones attention • a sequence of letters or symbols forming words • ...

15 Clues: 3.14 • Answer • Average • Summation • Collection • First letter • Center&radius • An arrangement • Price X Quantity • Extra amount paid • Set of all subsets • Representing a line • measurement of Angle • Queen of all sciences • Multiply by the same number

25 Clues: of • low • fans • high • pipes • walls • sound • chords • energy • motion • through • engines • strings • hearing • pressure • of sound • decreases • displaced • increases • vibrations • per second • and a pattern • is a set of symbols • is the distance moved per second • is a variation in the pressure of the air

15 Clues: Ac • A \ B • A ⊄ B • A ⊅ B • A ⊆ B • A ∪ B • A ⊇ B • A = B • A ∩ B • Ø = { } • |A| and #A • 2A and \mathcal{P}(A) • a collection of elements • collection of 2 elements • set of all possible values

15 Clues: Its symbol is "Md" • Its symbol is "MR" • Its symbol is "Mo" • Its symbol is "s^2" • Its symbol is "cov(X,Y)" • Its symbol is "corr(X,Y)" • A distribution with the symbol "χ2(k)" • A distribution with the symbol "U(a,b)" • A distribution with the symbol "exp(λ)" • A distribution with the symbol "Geom(p)" • A distribution with the symbol "Bern(p)" • ...

15 Clues: Ø • {} • A⊅B • A⊄B • A⊂B • A\B • |B| • A⊇B • A=B • A⊆B • A∩B • A∆B • a∈B • A∪B • x∉A

15 Clues: SET MEMBERSHIP • ALL SUBSETS OF A • COLLECTION OF 2 ELEMENTS • A COLLECTION OF ELEMENTS • SET OF ALL POSSIBLE VALUES • BOTH SETS HAVE THE SAME MEMBERS • THE NUMBER OF ELEMENTS OF SET A • SET OF ALL ORDERED PAIRS FROM A AND B • OBJECTS THAT BELONG TO SET A AND SET B • ALL OBJECTS THAT DO NOT BELONG TO SET A • INFINITE CARDINALITY OF NATURAL NUMBER SET • ...

15 Clues: is this symbol ξ • what is this symbol κ • what is this symbol λ • what is this symbol μ • what is this symbol ν • what is this symbol Γ, γ • what is this symbol Ζ, ζ • what is this symbol Ξ, ξ • what is this symbol Θ, θ • what is this symbol Ε, ε • what is this symbol Α, α • what is this symbol Δ, δ • what is this symbol Ι, ι • what is this symbol Η, η • what is this symbol Β, β

15 Clues: Missouri state rock • Missouri state song • Missouri state bird • Missouri state tree • Missouri state sport • Missouri state flower • Missouri state desert • Missouri state insect • Missouri state animal • Missouri state mineral • Missouri state reptile • Missouri state amphibian • Missouri state fruit tree • Missouri state instrument • Missouri state aquatic animal

15 Clues: A×B • |A| • { } • (a,b) • A ∪ B • A ∩ B • A = B • A ⊄ B • A ⊆ B • A ⊇ B • such that • all subsets of A • set of all possible values • all the objects that do not belong to set A • objects that belong to A or B but not to their intersection

15 Clues: Z • H • Σ • Λ • K • M • I • Θ • B • O • ∆ • T • E • A • Y

15 Clues: ⊈ • ∩ • ∅ • = • ∪ • ⊇ • ⊆ • ∉ • {} • of ∈ • subset ⊂ • set P(A) • superset ⊅ • difference Δ • complement A - B

15 Clues: all sebsets of A • a collection of elements • set of all possible values • collection of two elements • set A is not a subset of set B • both sets have the same numbers • set A is not a superset of set B • the numbers of elements of set A • objects that belong to A and not to B • objects that belong to set A and set B • A is a superset of B set A includes set B • ...

17 Clues: exponent • exponent • addition • subtraction • decimal point • approximation • multiplication • 1ppm 1/1000000 • 1ppb 1/1000000000 • remainder calculation • less than or equal to • 1% = 1/100 [10] division • equality [18] divison/fraction • both minus and plus operations • calculate expression inside first • calculate expression inside first • inequality [9] both plus and minus operations

15 Clues: { } • |A| • A U B • A ⊆ B • A = B • A ∩ B • set, ∅ • bar, | • pair, (a,b) • difference, A ∆ B • set, all subset of A • number set, R= {x | -∞ < x <∞} • set, set of all possible values • infinite cardinality of natural numbers set • set, A is a superset of B, set A includes set B

15 Clues: Υ • Σ • Λ • Η • Ο • Ν • Δ • Γ • Ε • Ι • Ζ • Β • Θ • Α • Π

15 Clues: ⊆ • {} • A∩B • ∅={} • set membership • All subsets of A • Set A is not a subset of set B • both sets have the same members • The number of elements of set A • Set A is not a superset of set B • objects that belong to set A or set B • A is a superset of B, Set A includes set B • Infinite cardinality of natural numbers set • all the objects that do not belong to set A • ...

15 Clues: M • σ • z • E • α • f • t • μ • Ho • Q1 • HT • Q3 • p̂ • Χ2 • b or b0

15 Clues: Ac • {} • |A| • A ∩ B • A ⊇ B • A = B • A ⊆ B • A ∪ B • 2A set • (a,b) pair • A×B product • A ⊂ B subset • A ⊃ B superset • A \ B complement • A ∆ B difference

15 Clues: Ac • {} • |A| • A = B • A ∩ B • A ⊇ B • A ⊆ B • A ∪ B • 2A set • (a,b) pair • A×B product • A ⊂ B subset • A ⊃ B superset • A ∆ B difference • A \ B complement

15 Clues: σ • γ • ι • ο • β • θ • λ • η • ζ • ε • κ • δ • υ • α • π