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The Maxima on-line user's manual

Algebra Calculator

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Ident

Function: ident (<n>) Returns an <n> by <n> identity matrix.

m:matrix([1,2,3],[4,7,9]);
m2:submatrix(m,3);
m3:submatrix(1,m);
transpose(m);
invert(m2);
determinant(m2);
m2.invert(m2);
ident(2);
rank(m);
eigenvalues(m2);
eigenvectors(m2);
m2.invert(m2)-ident(2)

There are also some inexact matches for ident. Try ?? ident to see them.

(%o1)                                true
(%i2) 

Related Examples

ident

I2: ident(2);

M:matrix[[1,0],[3,5]];

M.I2;

Calculate

ident

I2: ident(2);

M:matrix[[1,0],[3,5]];

N:[[1,3],[7,5]];

Calculate

ident

I2:ident(2);

M:matrix[[1,0],[3,5]];

M.I2;

Calculate

ident

I2: ident(2);

M:matrix[[1,0],[3,5]];

M.I2;

Calculate

ident

I2: ident(2);

m: matrix[ [1,0], [3,...

m*I2;

Calculate

ident

I2: ident(2);

I2*4;

M: matrix [[1,0],[3,5]];

Calculate

ident-matrix

C: matrix( [3,0,1,-2]...

Cp:C+ident(4);

Cm:C-ident(4);

Calculate

ident-transpose

I3:ident(3);

A:matrix[[1,0,2],[3,5...

A.I3;

Calculate

ident

I3:ident(3);

mm: matrix[[0,-1,1],[...

Calculate

ident

I2:ident(2);

m: matrix[ [1,0],[3,5]];

m.I2;

Calculate