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MatrixBase_block_int_int_int_int.cpp
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Matrix4i
m
=
Matrix4i
::
Random
();
cout
<<
"Here is the matrix m:"
<<
endl
<<
m
<<
endl
;
cout
<<
"Here is m.block(1, 1, 2, 2):"
<<
endl
<<
m
.
block
(
1
,
1
,
2
,
2
)
<<
endl
;
m
.
block
(
1
,
1
,
2
,
2
).
setZero
();
cout
<<
"Now the matrix m is:"
<<
endl
<<
m
<<
endl
;