IB DP Maths: AI HL復習筆記2.2.1 Functions
Language of Functions What is a mapping? A?mapping?transforms?one set of values (inputs) into another set of values (outputs) Mappings can be: One-to-one Each input gets mapped to?exactly one uniqu...
2022BMT美國伯克利數學競賽，組隊報名倒計時！
BMT 伯克利數學學術活動（Berkeley Math Tournament）成立于2010年初，是一個由學生組織的在加州大學伯克利分校舉辦的一場數學賽事。伯克利數學思維挑戰建立了卓越的數學學術文化，并致力于使用“數學思維挑戰”作...
IB DP Maths: AI HL復習筆記2.1.1 Equations of a Straight Line
Equations of a Straight Line How do I find the gradient of a straight line? Find two points that the line passes through with coordinates (x1, y1) and?(x2, y2) The gradient between these two points...
IB DP Maths: AI HL復習筆記1.8.2 Applications of Matrices
Diagonalisation What is matrix diagonalisation? A?non-zero,?square?matrix is considered to be?diagonal?if all elements?not?along its leading diagonal?are?zero You will only need to consider matrice...
IB DP Maths: AI HL復習筆記1.8.1 Eigenvalues & Eigenvectors
Characteristic Polynomials Eigenvalues?and?eigenvectors?are properties of square matrices and are used in a lot of real-life applications including geometrical transformations and probability scena...
哥倫比亞大學：世界頂尖私立研究型大學之一！
不知道是紐約造就了哥倫比亞大學，還是哥倫比亞大學成就了紐約，哥倫比亞大學里的學生，很多思維意識領先于美國政壇，一直是美國自由派的重要堡壘，它不斷向紐約輸出新思想新文化，促進紐約市的開放與自由。開放...
IB DP Maths: AI HL復習筆記1.7.4 Solving Systems of Linear Equations with Matrices
Solving Systems of Linear Equations with Matrices Matrices are used in a huge variety of applications within engineering, computing and business. They are particularly useful for encrypting data an...
IB DP Maths: AI HL復習筆記1.7.3 Determinants & Inverses
Determinants What is a determinant? The?determinant?is a?numerical value?(positive or negative) calculated from the elements in a matrix and is used to find the?inverse?of a matrix You can only fin...
IB DP Maths: AI HL復習筆記1.7.2 Operations with Matrices
Matrix Addition & Subtraction Just as with ordinary numbers,?matrices?can be?added?together and?subtracted?from one another, provided that they meet certain conditions. How is addition and subt...
