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+clear
+//
+//
+
+//Initilization of Variables
+L=5000 //mm //Length of strut
+dell=10 //mm //Deflection
+W=10 //N //Load
+
+//Calculations
+
+//Central Deflection of a simply supported beam with central concentrated load is
+//dell=W*L**3*(48*E*I)**-1
+
+//Let E*I=X
+X=W*L**3*(48*dell)**-1 //mm
+
+//Euler's Load
+//Let Euler's Load be P
+P=%pi**2*X*(L**2)**-1
+
+//Result
+printf("\n Critical Load of Bar is %0.2f N",P)