Overview
Syllabus
What is a number? | Arithmetic and Geometry Math Foundations 1 | N J Wildberger
Arithmetic with numbers | Arithmetic and Geometry Math Foundations 2 | N J Wildberger
Laws of Arithmetic | Arithmetic and Geometry Math Foundations 3 | N J Wildberger
Subtraction and Division | Arithmetic and Geometry Math Foundations 4 | N J Wildberger
Arithmetic and maths education | Arithmetic and Geometry Math Foundations 5 | N J Wildberger
The Hindu-Arabic number system | Arithmetic and Geometry Math Foundations 6 | N J Wildberger
Arithmetic with Hindu-Arabic numbers | Arithmetic and Geometry Math Foundations 7 | N J Wildberger
Division | Arithmetic and Geometry Math Foundations 8 | N J Wildberger
Fractions | Arithmetic and Geometry Math Foundations 9 | N J Wildberger
Arithmetic with fractions | Arithmetic and Geometry Math Foundations 10 | N J Wildberger
Laws of arithmetic for fractions | Arithmetic and Geometry Math Foundations 11 | N J Wildberger
Introducing the integers | Arithmetic and Geometry Math Foundations 12 | N J Wildberger
Rational numbers | Arithmetic and Geometry Math Foundations 13 | N J Wildberger
Rational numbers and Ford Circles | Arithmetic and Geometry Math Foundations 14 | N J Wildberger
Why infinite sets don't exist | Arithmetic and Geometry Math Foundations 16 | N J Wildberger
Extremely big numbers | Arithmetic and Geometry Math Foundations 17 | N J Wildberger
Primary school maths education | Arithmetic and Geometry Math Foundations 15 | N J Wildberger
Geometry | Arithmetic and Geometry Math Foundations 18 | N J Wildberger
Euclid's Elements | Arithmetic and Geometry Math Foundations 19 | N J Wildberger
Euclid's Books VI--XIII | Arithmetic and Geometry Math Foundations 21 | N J Wildberger
Euclid and proportions | Arithmetic and Geometry Math Foundations 20 | N J Wildberger
Difficulties with Euclid | Arithmetic and Geometry Math Foundations 22 | N J Wildberger
The basic framework for geometry (I) | Arithmetic and Geometry Math Foundations 23 | N J Wildberger
The basic framework for geometry (II) | Arithmetic and Geometry Math Foundations 24 | N J Wildberger
The basic framework for geometry (III) | Arithmetic + Geometry Math Foundations 25 | N J Wildberger
The basic framework for geometry (IV) | Arithmetic and Geometry Math Foundations 26 | N J Wildberger
Trigonometry with rational numbers | Arithmetic and Geometry Math Foundations 27 | N J Wildberger
What exactly is a circle? | Arithmetic and Geometry Math Foundations 28 | N J Wildberger
Parametrizing circles | Arithmetic and Geometry Math Foundations 29 | N J Wildberger
What exactly is a vector? | Arithmetic and Geometry Math Foundations 30 | N J Wildberger
Parallelograms and affine combinations | Arithmetic + Geometry Math Foundations 31 | N J Wildberger
Geometry in primary school | Arithmetic and Geometry Math Foundations 32 | N J Wildberger
What exactly is an area? | Arithmetic and Geometry Math Foundations 33 | N J Wildberger
Areas of polygons | Arithmetic and Geometry Math Foundations 34 | N J Wildberger
Translations, rotations and reflections (I) | Arithmetic and Geometry Math Foundations 35
Translations, rotations and reflections (II) | Arithmetic and Geometry Math Foundations 36
Translations, rotations and reflections (III) | Arithmetic and Geometry Math Foundations 37
Why angles don't really work (I) | Arithmetic and Geometry Math Foundations 38 | N J Wildberger
Why angles don't really work (II) | Arithmetic and Geometry Math Foundations 39 | N J Wildberger
Correctness in geometrical problem solving | Arithmetic and Geometry Math Foundations 40
Why angles don't really work (III) | Arithmetic and Geometry Math Foundations 41 | N J Wildberger
The problem with `functions' | Arithmetic and Geometry Math Foundations 42b | N J Wildberger
Reconsidering `functions' in modern mathematics | Arithmetic and Geometry Math Foundations 43
Definitions, specification and interpretation | Arithmetic and Geometry Math Foundations 44
Quadrilaterals, quadrangles and n-gons | Arithmetic + Geometry Math Foundations 45 | N J Wildberger
Introduction to Algebra | Arithmetic and Geometry Math Foundations 46 | N J Wildberger
Baby Algebra | Arithmetic and Geometry Math Foundations 47 | N J Wildberger
Solving a quadratic equation | Arithmetic and Geometry Math Foundations 48a | N J Wildberger
Solving a quadratic equation 48b | Arithmetic and Geometry Math Foundations | N J Wildberger
How to find a square root | Arithmetic and Geometry Math Foundations 49 | N J Wildberger
Algebra and number patterns | Arithmetic and Geometry Math Foundations 50 | N J Wildberger
More patterns with algebra | Arithmetic and Geometry Math Foundations 51 | N J Wildberger
Leonhard Euler and Pentagonal numbers | Arithmetic and Geometry Math Foundations 52 | N J Wildberger
Algebraic identities | Arithmetic and Geometry Math Foundations 53 | N J Wildberger
The Binomial theorem | Arithmetic and Geometry Math Foundations 54 | N J Wildberger
Binomial coefficients and related functions | Arithmetic and Geometry Math Foundations 55
The Trinomial theorem | Arithmetic and Geometry Math Foundations 56 | N J Wildberger
Polynomials and polynumbers | Arithmetic and Geometry Math Foundations 57 | N J Wildberger
Arithmetic with positive polynumbers | Arithmetic and Geometry Math Foundations 58 | N J Wildberger
More arithmetic with polynumbers | Arithmetic and Geometry Math Foundations 59 | N J Wildberger
What exactly is a polynomial? | Arithmetic and Geometry Math Foundations 60 | N J Wildberger
Factoring polynomials and polynumbers | Arithmetic and Geometry Math Foundations 61 | N J Wildberger
Arithmetic with integral polynumbers | Arithmetic and Geometry Math Foundations 62 | N J Wildberger
The Factor theorem and polynumber evaluation 63 | Arithmetic and Geometry Math Foundations
The Division algorithm for polynumbers | Arithmetic + Geometry Math Foundations 64 | N J Wildberger
Decimal numbers | Arithmetic and Geometry Math Foundations 66 | N J Wildberger
Row and column polynumbers | Arithmetic and Geometry Math Foundations 65 | N J Wildberger
Laurent polynumbers (the New Years Day lecture) | Arithmetic and Geometry Math Foundations 68
Visualizing decimal numbers and their arithmetic 67 | Arithmetic and Geometry Math Foundations
Translating polynumbers and the Derivative | Arithmetic and Geometry Math Foundations 69
Calculus with integral polynumbers | Arithmetic and Geometry Math Foundations 70 | N J Wildberger
Tangent lines and conics of polynumbers | Arithmetic + Geometry Math Foundations 71 | N J Wildberger
Graphing polynomials | Arithmetic and Geometry Math Foundations 72 | N J Wildberger
Lines and parabolas I | Arithmetic and Geometry Math Foundations 73 | N J Wildberger
Lines and parabolas II | Arithmetic and Geometry Math Foundations 74 | N J Wildberger
Cubics and the prettiest theorem in calculus | Arithmetic and Geometry Math Foundations 75
Object-oriented versus expression-oriented mathematics | Arithmetic and Geometry Math Foundations 77
An introduction to algebraic curves | Arithmetic and Geometry Math Foundations 76 | N J Wildberger
Inconvenient truths about sqrt(2) | Real numbers and limits Math Foundations 80 | N J Wildberger
Measurement, approximation and interval arithmetic (I) | Real numbers and limits Math Foundations 81
Measurement, approximation + interval arithmetic (II) | Real numbers and limits Math Foundations 82
Newton's method for finding zeroes | Real numbers and limits Math Foundations 83 | N J Wildberger
Newton's method for approximating cube roots | Real numbers and limits Math Foundations 84
Solving quadratics and cubics approximately | Real numbers and limits Math Foundations 85
Newton's method and algebraic curves | Real numbers and limits Math Foundations 86 | N J Wildberger
Logical weakness in modern pure mathematics | Real numbers and limits Math Foundations 87
The decline of rigour in modern mathematics | Real numbers and limits Math Foundations 88
Fractions and repeating decimals | Real numbers and limits Math Foundations 89 | N J Wildberger
Fractions and p-adic numbers | Real numbers and limits Math Foundations 90 | N J Wildberger
Difficulties with real numbers as infinite decimals ( I) | Real numbers + limits Math Foundations 91
Difficulties with real numbers as infinite decimals (II) | Real numbers + limits Math Foundations 92
The magic and mystery of "pi" | Real numbers and limits Math Foundations 93 | N J Wildberger
Problems with limits and Cauchy sequences | Real numbers and limits Math Foundations 94
The deep structure of the rational numbers | Real numbers and limits Math Foundations 95
Fractions and the Stern-Brocot tree | Real numbers and limits Math Foundations 96 | N J Wildberger
The Stern-Brocot tree, matrices and wedges | Real numbers and limits Math Foundations 97
What exactly is a sequence? | Real numbers and limits Math Foundations 98 | N J Wildberger
"Infinite sequences": what are they? | Real numbers and limits Math Foundations 99 | N J Wildberger
Slouching towards infinity: building up on-sequences | Real numbers and limits Math Foundations 100
Challenges with higher on-sequences | Real numbers and limits Math Foundations 101 | N J Wildberger
Limits and rational poly on-sequences | Real numbers + limits Math Foundations 102 | N J Wildberger
Extending arithmetic to infinity! | Real numbers and limits Math Foundations 103 | N J Wildberger
Rational number arithmetic with infinity and more | Real numbers and limits Math Foundations 104
The extended rational numbers in practice | Real numbers and limits Math Foundations 105
What exactly is a limit?? | Real numbers and limits Math Foundations 106 | N J Wildberger
Inequalities and more limits | Real numbers and limits Math Foundations 107 | N J Wildberger
Limits to Infinity | Real numbers and limits Math Foundations 108 | N J Wildberger
Logical difficulties with the modern theory of limits (I)|Real numbers + limits Math Foundations 109
Logical difficulties with the modern theory of limits(II)|Real numbers + limits Math Foundations 110
Real numbers and Cauchy sequences of rationals(I) | Real numbers and limits Math Foundations 111
Real numbers and Cauchy sequences of rationals (II) | Real numbers and limits Math Foundations 112
Real numbers and Cauchy sequences of rationals (III) | Real numbers and limits Math Foundations 113
Real numbers as Cauchy sequences don't work! | Real numbers and limits Math Foundations 114
The mostly absent theory of real numbers|Real numbers + limits Math Foundations 115 | N J Wildberger
Difficulties with Dedekind cuts | Real numbers and limits Math Foundations 116 | N J Wildberger
The continuum, Zeno's paradox and the price we pay for coordinates 117 | Math Foundations
Real fish, real numbers, real jobs | Real numbers and limits Math Foundations 118 | N J Wildberger
Mathematics without real numbers | Real numbers and limits Math Foundations 119 | N J Wildberger
Axiomatics and the least upper bound property (I) | Real numbers and limits Math Foundations 120
Axiomatics and the least upper bound property (I1) | Real numbers and limits Math Foundations 121
Mathematical space and a basic duality in geometry | Rational Geometry Math Foundations 122
Affine one-dimensional geometry and the Triple Quad Formula | Rational Geometry Math Foundations 123
Heron's formula, Archimedes' function, and the TQF | Rational Geometry Math Foundations 124
Brahmagupta's formula and the Quadruple Quad Formula (I) | Rational Geometry Math Foundations 125
Brahmagupta's formula and the Quadruple Quad Formula (II) | Rational Geometry Math Foundations 126
The Cyclic quadrilateral quadrea theorem | Rational Geometry Math Foundations 127a | NJ Wildberger
The Cyclic quadrilateral quadrea theorem (cont.) | Rational Geometry Math Foundations 127b
Robbins' formulas, the Bellows conjecture + polyhedra volumes|Rational Geometry Math Foundations 128
The projective line, circles + a proof of the CQQ theorem| Rational Geometry Math Foundations 129
The projective line, circles and the CQQ theorem (II) | Rational Geometry Math Foundations 130
Ptolemy's theorem and generalizations | Rational Geometry Math Foundations 131 | NJ Wildberger
The Bretschneider von Staudt formula for a quadrilateral | Rational Geometry Math Foundations 132
Higher dimensions and the roles of length, area and volume | Rational Geometry Math Foundations 133
Absolute versus relative measurements in geometry | Rational Geometry Math Foundations 134
NJ's pizza model for organizing geometry | Rational Geometry Math Foundations 135 | NJ Wildberger
The projective Triple Quad Formula | Rational Geometry Math Foundations 136 | NJ Wildberger
Algebraic structure on the Euclidean projective line | Rational Geometry Math Foundations 137
Isometry groups of the projective line (I) | Rational Geometry Math Foundations 138 | NJ Wildberger
Isometry groups of the projective line (II) | Rational Geometry Math Foundations 139 | NJ Wildberger
Isometry groups of the projective line III | Rational Geometry Math Foundations 140 | NJ Wildberger
The three-fold symmetry of chromogeometry | Rational Geometry Math Foundations 141 | NJ Wildberger
Relativistic velocity, core circles and Paul Miller's protractor (I) | Rational Geometry MF142
Relativistic velocity, core circles, and Paul Miller's protractor (II) | Rational Geometry MF143
Relativistic velocity, core circles and Paul Miller's protractor (III) | Rational Geometry MF144
Relativistic velocity, core circles and Paul Miller's protractor IV | Rational Geometry MF145
The Triple spread formula, circumcircles and curvature | Rational Geometry Math Foundations 146
The curvature of a parabola, without calculus | Rational Geometry Math Foundations 147
The projective Quadruple quad formula | Rational Geometry Math Foundations 148 | NJ Wildberger
The circumquadrance of a cyclic quadrilateral|Rational Geometry Math Foundations 149 | NJ Wildberger
MF150: What exactly is a set? | Data Structures in Mathematics Math Foundations | NJ Wildberger
Sets and other data structures | Data Structures in Mathematics Math Foundations 151
Fun with lists, ordered sets, multisets I Data Structures in Mathematics Math Foundations 152
Fun with lists, multisets + sets II | Data structures in Mathematics Math Foundations 153
Fun with lists, multisets and sets III | Data Structures in Mathematics Math Foundations 154
The realm of natural numbers | Data structures in Mathematics Math Foundations 155
The realm of natural number multisets | Data structures in Mathematics Math Foundations 156
The algebra of natural number multisets | Data structures in Mathematics Math Foundation 157
An introduction to the Tropical calculus | Data Structures in Mathematics Math Foundations 158
Inclusion/Exclusion via multisets | Data structures in Mathematics Math Foundations 159
Unique factorization, primes and msets | Data Structures in Mathematics Math Foundations 160
Fun with lists, multisets and sets IV | Data structures in Mathematics Math Foundations 161
Four basic combinatorial counting problems | Data structures in Mathematics Math Foundations 162
Higher data structures | Data structures in Mathematics Math Foundations 163
Arrays and matrices I Data structures in Mathematics Math Foundations 164 | NJ Wildberger
Arrays and matrices II | Data structures in Mathematics Math Foundations 165
Maxel theory: new thinking about matrices II | Data Structures Math Foundations 167
Maxel theory: new thinking about matrices I Data Structures in Mathematics Math Foundations 166
Maxel theory: new thinking about matrices III | Data structures Math Foundations 168
Maxel algebra! I | Data structures in Mathematics Math Foundations 169 | NJ Wildberger
Maxel algebra! II | Data structures in Mathematics Math Foundations | NJ Wildberger 170
Singletons, vexels, and the rank of a maxel I Data structures in Mathematics Math Foundations 171
Singletons, vexels, and the rank of a maxel II | Data structures Math Foundations 172
A disruptive view of big number arithmetic | Data structures in Mathematics Math Foundations 173
Complexity and hyperoperations | Data Structures Math Foundations 174
The chaotic complexity of natural numbers | Data structures in Mathematics Math Foundations 175
The sporadic nature of big numbers | Data Structures in Mathematics Math Foundations 176
Numbers, the universe and complexity beyond us | Data structures Math Foundations 177
The law of logical honesty and the end of infinity | Data structures in Math Foundations 178
Hyperoperations and even bigger numbers | Data structures in Mathematics Math Foundations 179
The successor - limit hierarchy | Data Structures in Mathematics Math Foundations 180
The successor-limit hierarchy and ordinals I Data structures in Mathematics Math Foundations 181
The successor-limit hierarchy and ordinals II | Data structures Math Foundations 182
Limit levels + self-similarity in successor-limit hierarchy | Data structures Math Foundations 183
Reconsidering natural numbers and arithmetical expressions | Data structures Math Foundations 184
The essential dichotomy underlying mathematics | Data Structures Math Foundations 185
The curious role of "nothing" in mathematics | Data Structures Math Foundations 186
Multisets and a new framework for arithmetic | Data Structures Math Foundations 187
Naming and ordering numbers for students | Data structures in Mathematics Math Foundations 188
The Hindu Arabic number system revisited | Data Structures in Mathematics Math Foundations 189
Numbers, polynumbers and arithmetic with vexels I | Data Structures Math Foundations 190
Numbers, polynumbers, and arithmetic with vexels II | Data Structures in Math Foundations 191
Arithmetic with base 2 vexels | Data Structures in Mathematics Math Foundations 192
A new look at Hindu Arabic numbers and their arithmetic | Data structures in Math Foundations 193
Arithmetical expressions as natural numbers | Data structures in Mathematics Math Foundations 194
Divisibility of big numbers | Data Structures in Mathematics Math Foundations 195 | NJ Wildberger
Back to Gauss and modular arithmetic | Data Structures in Mathematics Math Foundations 196
Modular arithmetic with Fermat and Euler | Data Structures in Mathematics Math Foundations 197
Unique factorization and its difficulties I Data Structures in Mathematics Math Foundations 198
Unique factorization and its difficulties II | Data Structures Math Foundations 199
MF200: Mission impossible: factorize the number z | Data Structures in Mathematics Math Foundations
A celebration of 200 videos of MathFoundations | Data Structures Math Foundations 201
Reciprocals, powers of 10, and Euler's totient function I | Data Structures Math Foundations 202
Reciprocals, powers of 10, and Euler's totient function II | Data Structures Math Foundations 203
Euclid + the failure of prime factorization for z | Data Structures Math Foundations 204
Negative numbers, msets, and modern physics | Data Structures in Mathematics Math Foundations 205
A new trichotomy to set up integers | Data structures in Mathematics Math Foundations 206
Integral vectors and matrices via vexels and maxels I | Data structures Math Foundations 207
Integral vectors and matrices via vexels and maxels II | Data structures Math Foundations 208
A broad canvas: algebra with maxels from integers | Data Structures Math Foundations 209
Numbers as multipliers + particle/antiparticle duality I | Data Structures Math Foundations 210
Numbers as multipliers + particle/antiparticle duality II | Data Structures Math Foundations 211
The anti operation in mathematics | Data structures in Mathematics Math Foundations 212
An introduction to abstract algebra | Abstract Algebra Math Foundations 213 | NJ Wildberger
Logical challenges with abstract algebra I | Abstract Algebra Math Foundations 214 | NJ Wildberger
Logical challenges with abstract algebra II | Abstract Algebra Math Foundations 215 | NJ Wildberger
The fundamental dream of algebra | Abstract Algebra Math Foundations 216 | NJ Wildberger
What is the Fundamental theorem of Algebra, really? | Abstract Algebra Math Foundations 217
Why roots of unity need to be rethought | Abstract Algebra Math Foundations 218 | NJ Wildberger
Linear spaces and spans I | Abstract Algebra Math Foundations 219 | NJ Wildberger
Linear spaces and spans II | Math Foundations 220 | N J Wildberger
Bases + dimension for integral linear spaces I|Abstract Algebra Math Foundations 221 | NJ Wildberger
Lattice relations + Hermite normal form|Abstract Algebra Math Foundations 224 | NJ Wildberger
Bases and dimension for integral linear spaces II | Abstract Algebra Math Foundations 222
Integral row reduction + Hermite normal form|Abstract Algebra Math Foundations 223 | NJ Wildberger
Relations between msets | Abstract Algebra Math Foundations 225 | NJ Wildberger
Taught by
Insights into Mathematics