doc/html/test_expr_permdim.html

 // ========================================================================= //
 // This file is part of MyraMath, copyright (c) 2014-2019 by Ryan A Chilton  //
 // and distributed by MyraCore, LLC. See LICENSE.txt for license terms.      //
 // ========================================================================= //

 #include <myramath/expression/Expression.h>
 #include <myramath/expression/expr.h>
 #include <myramath/expression/reshape.h>
 #include <myramath/expression/permdim.h>

 // Reporting.
 #include <tests/myratest.h>

 using namespace myra;

 #ifdef MYRAMATH_ENABLE_CPP11

 ADD_TEST("expr_permdim","[expression]")
   {
   auto E1 = expr({1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0});
   auto E2 = permdim( reshape(E1,3,3), {1,0} );
   REQUIRE( E2.evaluate({0,0}) == 1.0 );
   REQUIRE( E2.evaluate({0,1}) == 2.0 );
   REQUIRE( E2.evaluate({0,2}) == 3.0 );
   REQUIRE( E2.evaluate({1,0}) == 4.0 );
   REQUIRE( E2.evaluate({1,1}) == 5.0 );
   REQUIRE( E2.evaluate({1,2}) == 6.0 );
   REQUIRE( E2.evaluate({2,0}) == 7.0 );
   REQUIRE( E2.evaluate({2,1}) == 8.0 );
   REQUIRE( E2.evaluate({2,2}) == 9.0 );
   }

 #endif

reshape.h
Reshapes an Expression (for instance, reinterpret an arity-1 Expression of size 25 into an arity-2 Ex...

expr.h
Overloads expr() for std::vector<Number> and (C++11 only) std::initializer_list<Number> ...

Expression.h
An interface used to fill containers from Expression&#39;s (see Matrix::evaluate(), for example)...

myra
Definition: syntax.dox:1

permdim.h
Permutes the dimensions of an Expression.