<h2 class="ltx_title_subsection"><br></h2><p><br></p><div><div><b>Prologue:The Ins and Outs of Gravity Waves&nbsp;</b><br></div><div><br></div><div><br></div><div>Lately,a wave being speculated by Einstein when
he published the General Relatively Theory was proved. Since it is unfamiliar
to people, this article is going to introduce its ins and outs through three
points: asymmetric motion; distortion of space and the way of transmission.<br></div><br></div><p><br></p><div><br></div>