For these locations of the mid nodes, the Jacobian becomes singular at the corner node thus making displacement derivatives infinite and stresses and strains become infinite as well.
elements | Euclid's Elements | The Elements of Style | Elements | Syntax (from Trace Elements) | Elements of International Law | Abundance of the chemical elements | The Illustrated Guide to the Elements | The Four Elements of Architecture | The Elements of C Sharp Style | Elements (Yoso album) | Elements trilogy | Elements – The Best of Mike Oldfield (video) | ''Elements – The Best of Mike Oldfield'' | Elements of Life World Tour | Elements, Hong Kong | ''Elements'' | Among the elements Tachikawa incorporated in ''Dream Saga'' from Japanese mythology are the sun goddess Amaterasu | American Elements |