Khan Academy
7 713 vidéos, +5 400 000 abonnés

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Visualizing a column space as a plane in R3 | Vectors and spaces | Linear Algebra | Khan Academy21:1157 325
Null space and column space basis | Vectors and spaces | Linear Algebra | Khan Academy25:13251 431
Column space of a matrix | Vectors and spaces | Linear Algebra | Khan Academy10:40159 676
Null space 3: Relation to linear independence | Vectors and spaces | Linear Algebra | Khan Academy11:35105 975
Null space 2: Calculating the null space of a matrix | Linear Algebra | Khan Academy13:80261 785
Introduction to the null space of a matrix | Vectors and spaces | Linear Algebra | Khan Academy10:23240 954
Matrix vector products | Vectors and spaces | Linear Algebra | Khan Academy21:10106 443
Matrices: Reduced row echelon form 3 | Vectors and spaces | Linear Algebra | Khan Academy12:80113 115
Matrices: Reduced row echelon form 1 | Vectors and spaces | Linear Algebra | Khan Academy17:43463 086
Matrices: Reduced row echelon form 2 | Vectors and spaces | Linear Algebra | Khan Academy7:37158 077
Integrals: Trig Substitution 28:11193 956
Integrals: Trig Substitution 3 (long problem)17:52159 955
Integrals: Trig Substitution 17:38410 736
Extreme derivative word problem (advanced) | Differential Calculus | Khan Academy23:13140 400
Trig Implicit Differentiation Example12:80124 629
Dot and cross product comparison/intuition | Vectors and spaces | Linear Algebra | Khan Academy19:14120 306
Proof: Relationship between cross product and sin of angle | Linear Algebra | Khan Academy18:9078 957
Cross product introduction | Vectors and spaces | Linear Algebra | Khan Academy15:47204 560
Defining a plane in R3 with a point and normal vector | Linear Algebra | Khan Academy13:53154 989
Defining the angle between vectors | Vectors and spaces | Linear Algebra | Khan Academy25:11184 633
Vector triangle inequality | Vectors and spaces | Linear Algebra | Khan Academy18:53102 539
Proof of the Cauchy-Schwarz inequality | Vectors and spaces | Linear Algebra | Khan Academy16:56190 755
Proving vector dot product properties | Vectors and spaces | Linear Algebra | Khan Academy10:46145 304
Vector dot product and vector length | Vectors and spaces | Linear Algebra | Khan Academy9:10295 753
Basis of a subspace | Vectors and spaces | Linear Algebra | Khan Academy19:00430 481
Linear subspaces | Vectors and spaces | Linear Algebra | Khan Academy23:29475 365
Span and linear independence example | Vectors and spaces | Linear Algebra | Khan Academy16:53287 025
More on linear independence | Vectors and spaces | Linear Algebra | Khan Academy17:38217 297
Introduction to linear independence | Vectors and spaces | Linear Algebra | Khan Academy15:46372 434
Linear combinations and span | Vectors and spaces | Linear Algebra | Khan Academy20:35486 544
Parametric representations of lines | Vectors and spaces | Linear Algebra | Khan Academy24:47294 602
Vector examples | Vectors and spaces | Linear Algebra | Khan Academy25:34417 647
Using the convolution theorem to solve an initial value prob | Laplace transform | Khan Academy12:14104 419
The convolution and the laplace transform | Laplace transform | Khan Academy13:46155 837
Introduction to the convolution | Laplace transform | Differential Equations | Khan Academy18:59280 663
Trigonometry identity review/fun | Trig identities and examples | Trigonometry | Khan Academy11:70242 6571 liste
Laplace transform of the dirac delta function | Laplace transform | Khan Academy12:13115 702
Dirac delta function | Laplace transform | Differential Equations | Khan Academy17:48194 648
Laplace/step function differential equation | Laplace transform | Khan Academy19:12148 415
Inverse Laplace examples | Laplace transform | Differential Equations | Khan Academy19:15189 216
Laplace transform of the unit step function | Laplace transform | Khan Academy24:16311 449
Laplace transform of t^n: L{t^n} | Laplace transform | Differential Equations | Khan Academy10:1697 705
Laplace transform of t: L{t} | Laplace transform | Differential Equations | Khan Academy9:70113 753
Using the Laplace transform to solve a nonhomogeneous eq | Laplace transform | Khan Academy18:48145 065
Viruses23:17409 105
Proofs of derivatives of ln(x) and e^x | Taking derivatives | Differential Calculus | Khan Academy12:27191 843
Bacteria18:27491 737
Derivative of x^(x^x) | Taking derivatives | Differential Calculus | Khan Academy9:20232 907
Multiplying multiple digit numbers | Multiplication and division | Arithmetic | Khan Academy10:27570 711
2-digit times a 2-digit number | Multiplication and division | Arithmetic | Khan Academy11:15568 069
Inverse trig functions: arccos | Trigonometry | Khan Academy13:38208 5981 liste
Inverse trig functions: arctan | Trigonometry | Khan Academy10:70246 0751 liste
Inverse trig functions: arcsin | Trigonometry | Khan Academy10:36551 7391 liste
Sex-Linked Traits14:19398 399
Hardy-Weinberg Principle14:57380 555
Punnett Square Fun25:16526 049
Introduction to Heredity17:27680 561
Embryonic Stem Cells19:55263 054
Cancer12:36423 512
A look at a seductive but wrong Gibbs/Spontaneity Proof6:4127 939
More rigorous Gibbs Free Energy/ Spontaneity Relationship13:5661 156
Gibbs Free Energy Example9:57143 834
Gibbs Free Energy and Spontaneity17:40260 798
Hess's Law and Reaction Enthalpy Change15:40355 809
Heat of Formation12:35215 308
Thermodynamic Entropy Definition Clarification15:38244 179
Enthalpy15:70623 091
Phases of Meiosis27:231 029 157
Phases of Mitosis20:421 033 200
Evolution Clarification9:10313 993
Mitosis, Meiosis and Sexual Reproduction18:24836 523
Chromosomes, Chromatids, Chromatin, etc.18:23799 636
Variation in a Species19:52326 933
DNA28:601 322 280
Natural Selection and the Owl Butterfly13:29280 305
Intelligent Design and Evolution11:36526 102
Introduction to Evolution and Natural Selection17:391 414 820
Carnot Efficiency 3: Proving that it is the most efficient12:1734 467
Carnot Efficiency 2: Reversing the Cycle14:1038 596
Efficiency of a Carnot Engine14:4081 154
Multiplication 3: 10,11,12 times tables | Multiplication and division | Arithmetic | Khan Academy12:11411 679
More on Entropy8:5667 301
Maxwell's Demon13:27108 403
Multiplication 2: The multiplication tables | Arithmetic | Khan Academy15:27949 614
Entropy Intuition19:15213 476
Reconciling Thermodynamic and State Definitions of Entropy28:2685 022
Proof: S (or Entropy) is a valid state variable15:3882 804
Proof: Volume Ratios in a Carnot Cycle17:8055 868
Carnot Cycle and Carnot Engine20:53254 705
Work Done by Isothermic Process19:30153 935
Proof: U=(3/2)PV or U=(3/2)nRT16:5681 227
PV-diagrams and Expansion Work15:24159 658
Work from Expansion12:43140 353
More on Internal Energy13:45178 622
First Law of Thermodynamics/ Internal Energy17:40692 250
Quasistatic and Reversible Processes14:37102 375
Macrostates and Microstates18:30122 268
More exponential decay examples | Nuclear chemistry | Chemistry | Khan Academy7:2253 974
Introduction to exponential decay | Nuclear chemistry | Chemistry | Khan Academy9:19115 790
Exponential decay formula proof (can skip, involves calculus) | Chemistry | Khan Academy12:2288 325

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