Return a reference to the value of the specified matrix at the specified base-one row and column indexes.
If either index is out of range, throw a std::out_of_range
exception with the specified error message and index indicated.
- Template Parameters
-
- Parameters
-
x | Matrix from which to get a row |
m | Row index plus 1. |
n | Column index plus 1. |
error_msg | Error message if either index is out of range. |
idx | Nested index level to report in error message if either index is out of range. |
- Returns
- Value of matrix at row
m - 1
and column n - 1
.
- Exceptions
-
std::out_of_range | if idx is out of range. |
Definition at line 275 of file get_base1_lhs.hpp.