50     public static Double3 add(Double3 a, Double3 b) {  in add()  argument
52         res.x = a.x + b.x;  in add()
53         res.y = a.y + b.y;  in add()
54         res.z = a.z + b.z;  in add()
88     public static Double3 add(Double3 a, double b) {  in add()  argument
90         res.x = a.x + b;  in add()
91         res.y = a.y + b;  in add()
92         res.z = a.z + b;  in add()
115     public static Double3 sub(Double3 a, Double3 b) {  in sub()  argument
117         res.x = a.x - b.x;  in sub()
118         res.y = a.y - b.y;  in sub()
119         res.z = a.z - b.z;  in sub()
142     public static Double3 sub(Double3 a, double b) {  in sub()  argument
144         res.x = a.x - b;  in sub()
145         res.y = a.y - b;  in sub()
146         res.z = a.z - b;  in sub()
169     public static Double3 mul(Double3 a, Double3 b) {  in mul()  argument
171         res.x = a.x * b.x;  in mul()
172         res.y = a.y * b.y;  in mul()
173         res.z = a.z * b.z;  in mul()
196     public static Double3 mul(Double3 a, double b) {  in mul()  argument
198         res.x = a.x * b;  in mul()
199         res.y = a.y * b;  in mul()
200         res.z = a.z * b;  in mul()
223     public static Double3 div(Double3 a, Double3 b) {  in div()  argument
225         res.x = a.x / b.x;  in div()
226         res.y = a.y / b.y;  in div()
227         res.z = a.z / b.z;  in div()
250     public static Double3 div(Double3 a, double b) {  in div()  argument
252         res.x = a.x / b;  in div()
253         res.y = a.y / b;  in div()
254         res.z = a.z / b;  in div()
265     public double dotProduct(Double3 a) {  in dotProduct()  argument
266         return (x * a.x) + (y * a.y) + (z * a.z);  in dotProduct()
276     public static double dotProduct(Double3 a, Double3 b) {  in dotProduct()  argument
277         return (b.x * a.x) + (b.y * a.y) + (b.z * a.z);  in dotProduct()
286     public void addMultiple(Double3 a, double factor) {  in addMultiple()  argument
287         x += a.x * factor;  in addMultiple()
288         y += a.y * factor;  in addMultiple()
289         z += a.z * factor;  in addMultiple()
297     public void set(Double3 a) {  in set()  argument
298         this.x = a.x;  in set()
299         this.y = a.y;  in set()
300         this.z = a.z;  in set()