Casio ClassPad 300 Instrukcja Użytkownika Pobierz pdf (Strona 165)

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u dim

Function: Returns the dimension of a vector.

Syntax: dim (Mat [

)

]

Example: To determine the dimension of the vector [1, 2, 3]

Menu Item: [Action][Vector][dim]

• The vector [1,2,3] is handled as a 1 × 3 matrix.

u crossP

Function: Returns the cross product of two vectors.

Syntax: crossP (Mat-1, Mat-2 [

)

]

• This command can be used with a 1 × N or N × 1 matrix only (N = 2, 3).

•A two-element matrix [a, b] or [[a], [b]] is automatically converted into a three-element

matrix [a, b, 0] or [[a], [b], [0]].

Example: To obtain the cross product of the two vectors [1, 3, 5] and [2, 4, 6]

Menu Item: [Action][Vector][crossP]

u dotP

Function: Returns the dot product of two vectors.

Syntax: dotP (Mat-1, Mat-2 [

)

]

• This command can be used with a 1 × N or N × 1 matrix only.

Example: To obtain the dot product of the two vectors [1, 3, 5] and [2, 4, 6]

Menu Item: [Action][Vector][dotP]

u norm

Function: Returns the norm of a vector.

Syntax: norm (Mat [

)

]

Example: To obtain the norm of the vector [1, 2, 3]

Menu Item: [Action][Vector][norm]

2-7-37

Using the Action Menu

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