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+//scilab 5.4.1
+//Windows 7 operating system
+//chapter 11 Sinusoidal oscillator and multivibrators
+clc
+clear
+//L1 and L2=inductances in henry in a Hartley oscillator
+//Suppose L1=a
+//L2=b
+f=60*10^3//f=frequency in Hz
+C=400*10^(-12)//C=capacitance in Farad
+//Also tuning capacitance varies from 100 pF to 400 pF
+//f=1/(2*%pi*sqrt((L1+L2)*C)) where f=frequency of a Hartley oscillator which varies from 60 kHz to 120 kHz
+//d=L1+L2=a+b
+//d=1/(((2*%pi*f)^2)*C)
+d=1/(((2*%pi*f)^2)*C)//.......(1)
+format("v",10)
+//e=L2/L1=hfe/dhe
+hfe=90//hfe=current gain
+dhe=0.2//dhe=delta he
+e=hfe/dhe//..........(2)
+//From equation (1) and (2)
+//L*x=y
+x=[1 1 ; e -1]
+y=[d ; 0]
+L=inv(x)*y
+format("v",6)
+disp("micro Henry",(L(1))/10^-6,"Inductance L1 is =")//converting L(1) in terms of micro Henry
+disp("mH",(L(2))/10^-3,"Inductance L2 is =")//converting L(2) in terms of mH
+