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diff --git a/3754/CH25/EX25.1/25_1.sce b/3754/CH25/EX25.1/25_1.sce
new file mode 100644
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+++ b/3754/CH25/EX25.1/25_1.sce
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+clear//
+
+//Variables
+
+R1 = 6.0                     //Resistance (in ohm)
+R2 = 4.0                     //Resistance (in ohm)
+R3 = 4.0                     //Resistance (in ohm)
+
+//Calculation
+//Let i1 = 10 A and v2 = 10 V.
+i1 = 10.0                    //Assumed current (in Ampere)  
+v2 = 10.0                    //Assumed voltage (in volts)
+//Parameters h11 and h21
+
+h11 = R1 + R2 * R3/(R2 + R3) //Input resistance looking from the input terminals (in ohm)
+i2 = -i1 / 2                 //Current2 (in Ampere)
+h21 = i2/i1                  //h21
+
+//Parameters h12 and h22
+
+v1 = v2/2                    //Voltage1 (in volts)   
+h12 = v1 / v2                //h12
+rnet = R2 + R3               //Output resistance (in ohm)  
+h22 = 1/rnet                 //h22 (in mhos)
+
+//Result
+
+printf("\n h11 :  %0.3f \n h21 :  %0.3f \n h12 :  %0.3f \n h22 :  %0.3f ",h11,h21,h12,h22)