1<math xmlns='http://www.w3c.org/mathml' version='2.0'> 2 <apply> <eq/> 3 <apply> <times/> 4 <cn> 2 </cn> 5 <apply> <sin/> 6 <ci> α </ci> 7 </apply> 8 <apply> <cos/> 9 <ci> β </ci> 10 </apply> 11 </apply> 12 <apply> <plus/> 13 <apply> <sin/> 14 <apply> <plus/> 15 <ci> α </ci> 16 <ci> β </ci> 17 </apply> 18 </apply> 19 <apply> <sin/> 20 <apply> <minus/> 21 <ci> α </ci> 22 <ci> β </ci> 23 </apply> 24 </apply> 25 </apply> 26 </apply> 27</math> |