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diff --git a/3717/CH10/EX10.7/Ex10_7.sce b/3717/CH10/EX10.7/Ex10_7.sce
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+// Ex10_7  Page:213 (2014)
+clc;clear;
+a = 0.424e-09;    // Lattice parameter of cubic crystal, m
+p = 2; q = %inf; r = 1; // Coefficients of intercepts along the x-, y- and z-axes
+inv_p = 1/p;        // Reciprocal of the first coefficient
+inv_q = 1/q;        // Reciprocal the second coefficient
+inv_r = 1/r;        // Reciprocal the third coefficient
+mul_fact = double(lcm(int32([p, r]))); // LCM of p and r
+h = inv_p*mul_fact;    // Clear the first fraction
+k = inv_q*mul_fact;    // Clear the second fraction
+l = inv_r*mul_fact;    // Clear the third fraction
+d_102 = a/(h^2+k^2+l^2)^(1/2);  // The interplanar spacing of (1 0 2) planes, m
+printf("\nThe Miller indices are (%d %d %d) ", h, k, l);
+printf("\nThe interplanar spacing = %6.4f nm", d_102/1e-09);
+
+// Result
+// The Miller indices are (1 0 2) 
+// The interplanar spacing = 0.1896 nm 
+\ No newline at end of file