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QuickStart examples: shorten var names, remove superfluous 'using'.

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This commit is contained in:
Jitse Niesen 2010-06-18 10:43:22 +01:00
parent 729960e465
commit 9d4b16c1d1
3 changed files with 7 additions and 8 deletions
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3
doc/examples/QuickStart_example.cpp
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@ -2,7 +2,6 @@
#include <Eigen/Dense>
using Eigen::MatrixXd;
using Eigen::VectorXd;
int main(int, char *[])
{
@ -11,5 +10,5 @@ int main(int, char *[])
m(1,0) = 2.5;
m(0,1) = -1;
m(1,1) = m(1,0) + m(0,1);
std::cout << 2*m << std::endl;
std::cout << m << std::endl;
}

6
doc/examples/QuickStart_example2_dynamic.cpp
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@ -7,9 +7,9 @@ using Eigen::VectorXd;
int main(int, char *[])
{
MatrixXd m(3,3);
for (int rowIndex = 0; rowIndex < 3; ++rowIndex)
for (int columnIndex = 0; columnIndex < 3; ++columnIndex)
m(rowIndex, columnIndex) = rowIndex + 0.01 * columnIndex;
for (int row = 0; row < 3; ++row)
for (int column = 0; column < 3; ++column)
m(row, column) = row + 0.01 * column;
VectorXd v = VectorXd::Ones(3);
std::cout << m * v << std::endl;
}

6
doc/examples/QuickStart_example2_fixed.cpp
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@ -7,9 +7,9 @@ using Eigen::Vector3d;
int main(int, char *[])
{
Matrix3d m;
for (int rowIndex = 0; rowIndex < 3; ++rowIndex)
for (int columnIndex = 0; columnIndex < 3; ++columnIndex)
m(rowIndex, columnIndex) = rowIndex + 0.01 * columnIndex;
for (int row = 0; row < 3; ++row)
for (int column = 0; column < 3; ++column)
m(row, column) = row + 0.01 * column;
Vector3d v = Vector3d::Ones();
std::cout << m * v << std::endl;
}