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This is close enough to my paper-and-pencil result of -101.7 MPa above. See my entire program here (right click and select save target as, or just left-click and copy-paste in the editor).
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This is close enough to my paper-and-pencil result of -101.7 MPa above. See my entire program here (right click and select save target as, or just left-click and copy-paste in the editor).