Gerber Parabola Gerber parabola refers to the parabolic line joining two points in x axis (S ut) and y axis (S e). The x-axis is stress amplitude and y axis is mean stress. Draw the diagram for Gerber line, Goodman line, and Soderberg line as below. From above figure there are some failure points just above the Gerber parabola line.
The name Mathias is of German origin. The meaning of Mathias is gift of G-d. Mathias is generally used as a boy's name. It consists of 7 letters and 3 syllables and is pronounced Ma-thi-as.
The popularity of the name ensured a variety of surnames, ranging from Mat(t)hew(s) to the learned forms Mathias and Matthias, often found in Wales.One David Mathias was christened at St. Ann's, Blackfriars, in London on June 3rd 1627.The first recorded spelling of the family name is shown to be that of Alan Mathew (witness), which was dated 1260, The Cambridgeshire Assize Rolls, during the reign of King Henry 111, The Frenchman, 1216 - 1272.ne David Mathias was christened at St. Ann's, Blackfriars, in London on June 3rd 1627. The first recorded spelling of the family name is shown to be that of Alan Mathew (witness), which was dated 1260, The Cambridgeshire Assize Rolls, during the reign of King Henry 111, The Frenchman, 1216 - 1272.