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- addition, column matrix
- addition, of matrices
- addition, point + vector
- addition, zero matrix
- angle between non-unit vectors
- angle between two 3D non-unit vectors
- angle between two 3D unit vectors
- angle, between unit vectors
- associative property, vector addition
- axis

- change of frames
- column matrix
- column matrix addition, associative
- column matrix addition, commutative
- column matrix flipping in matrix product
- column matrix subtraction, non-commutative
- commutative property, vector addition
- computer graphics, activities
- conformant, matrices
- conformant, matrices
- coordinate frame
- coordinate frame
- coordinates, determining
- cosine, and unit circle
- cosine, angles which yield negative values
- cross product, anti-commutative
- cross product, as area of parallelogram
- cross product, as determinant
- cross product, between coordinate axes
- cross product, colinear vectors
- cross product, computing
- cross product, definition
- cross product, distributive property
- cross product, not associative -->
- cross product, properties (summary)
- cross product, with zero vector

- determinant
- determinant of singular matrix
- determinant, evaluation
- determinant, two rows the same
- dimensions
- displacement
- displacement, formula
- dot prodcut, column matrix with self
- dot product of column matrices
- dot product, 3D column matrices
- dot product, affected by vector properties
- dot product, ambiguous orientation
- dot product, and length
- dot product, and vector length
- dot product, as matrix product
- dot product, column matrices, distributive
- dot product, column matrix, commutative
- dot product, column matrix, properties
- dot product, commutative
- dot product, definition
- dot product, of orthogonal vectors
- dot product, properties

- identity matrix
- identity matrix, matrix product
- identity, transpose
- identity, unique
- inner product
- inverse inverse
- inverse of matrix product
- inverse of matrix transpose

- length and direction, converting to (x,y)
- length, of 3D vectors
- length, of a vector
- length, of negated vector
- length, of vector aligned with axis
- length, of vector, formula
- length, vector
- length, vector, always positive or zero
- line
- line segment

- matrix-matrix product, associative
- matrix-matrix product, calculation
- matrix-matrix product, distributive
- matrix-matrix product, non-commutative
- matrix-matrix product, scalar factor
- matrix column flipping in matrix product
- matrix inverse
- matrix inverse, unique
- matrix product as many dot products
- matrix product, non-commutative
- matrix product, steps
- Matrix rank
- matrix subtraction
- matrix times column matrix
- matrix times column matrix, definition
- matrix transpose
- matrix, definition
- matrix, diagonal
- matrix, identity
- matrix, names
- matrix, names
- matrix, negation
- matrix, non-singular
- matrix, singular
- matrix, square
- multiplication, matrix scalar

- orientation, 2D vector formula
- orientation, of 2D vector
- origin
- orthogonal vector, creating
- orthogonal vectors, dot product

- parallelogram
- plane, defined by two vectors
- point
- point
- point, represented as column matrix
- points, represented as column matrix
- points, represented in different frames
- projection, fast formulae
- projection, one vector onto another
- projection, vector, formula
- projection, vector, orthogonal component
- projection, vector, procedure
- pythagorean formula

- scalar
- scalar multiplication, matrix
- scalar product
- scaling, of a vector
- scaling, properties
- slope
- slopes, of perpendicular lines
- solid geometry problems, and vectors
- subtraction, column matrices

- terms review
- translation
- transpose
- transpose, of a column matrix
- triangle
- triangle inequality
- triangle inequality, example

- unit normal
- unit normals, in 3D
- unit vector
- unit vector
- unit vector, as direction
- unit vector, orientation

- vector
- vector
- vector addition, associative property
- vector addition, commutative property
- vector addition, in three dimensions
- vector orientation, trouble with negative components
- vector projection, 3D example
- vector, representation
- vector, represented with column matrix
- vectors, colinear

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