2016年5月9日 · Hello I encountered a problem in which it is specify that there are 2 time-ordered diagram for the s-channel for a certain process a+b->c+d. I understand that there is the one …

2025年1月1日 · Mirids, in contrast, where the s process takes place, end up forming planetary nebulae - whose expansion is far slower than that of supernova nebula. Once the planetary …

2016年1月18日 · Any set of linearly independent vectors can be completed into a basis of the entire vector space. One foolproof way to do that is to apply the Gram-Schmidt's process of …