<!-- This is an automatically generated file. -->
<Chapter Label="Chapter_Tool_functions">
<Heading>Tool functions</Heading>
<Section Label="Chapter_Tool_functions_Section_Read_and_write_matrix">
<Heading>Read and write matrix</Heading>
<ManSection>
<Func Arg="arg" Name="4ti2Interface_Read_Matrix_From_File" />
<Returns>a list of vectors
</Returns>
<Description>
The argument must be a string, representing a filename of
a matrix to read. Numbers must be seperated by whitespace,
and the first two numbers must be the number of rows and columns.
The function then returns the matrix as list of lists.
</Description>
</ManSection>
<ManSection>
<Func Arg="arg" Name="4ti2Interface_Write_Matrix_To_File" />
<Returns>nothing
</Returns>
<Description>
First argument must be a matrix, i.e. a list of list
of integers.
Second argument has to be a filename.
The method stores the matrix in this file,
seperated by whitespace, line by line.
The content of the file, if there is any,
will be deleted.
</Description>
</ManSection>
<ManSection>
<Func Arg="vec, d" Name="4ti2Interface_Cut_Vector" />
<Returns>a matrix
</Returns>
<Description>
Takes the vector <A>vec</A> and produces a matrix
with <A>d</A> columns out of the entries of the
vector.
</Description>
</ManSection>
</Section>
</Chapter>
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