/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: TimGebbie https://cdn.slidesharecdn.com/profile-photo-TimGebbie-48x48.jpg?cb=1523490641 Physicist and Applied Mathematician https://www.researchgate.net/profile/Tim_Gebbie?ev=hdr_xprf