55     public static Double3 add(Double3 a, Double3 b) {  in add()  argument
57         res.x = a.x + b.x;  in add()
58         res.y = a.y + b.y;  in add()
59         res.z = a.z + b.z;  in add()
93     public static Double3 add(Double3 a, double b) {  in add()  argument
95         res.x = a.x + b;  in add()
96         res.y = a.y + b;  in add()
97         res.z = a.z + b;  in add()
120     public static Double3 sub(Double3 a, Double3 b) {  in sub()  argument
122         res.x = a.x - b.x;  in sub()
123         res.y = a.y - b.y;  in sub()
124         res.z = a.z - b.z;  in sub()
147     public static Double3 sub(Double3 a, double b) {  in sub()  argument
149         res.x = a.x - b;  in sub()
150         res.y = a.y - b;  in sub()
151         res.z = a.z - b;  in sub()
174     public static Double3 mul(Double3 a, Double3 b) {  in mul()  argument
176         res.x = a.x * b.x;  in mul()
177         res.y = a.y * b.y;  in mul()
178         res.z = a.z * b.z;  in mul()
201     public static Double3 mul(Double3 a, double b) {  in mul()  argument
203         res.x = a.x * b;  in mul()
204         res.y = a.y * b;  in mul()
205         res.z = a.z * b;  in mul()
228     public static Double3 div(Double3 a, Double3 b) {  in div()  argument
230         res.x = a.x / b.x;  in div()
231         res.y = a.y / b.y;  in div()
232         res.z = a.z / b.z;  in div()
255     public static Double3 div(Double3 a, double b) {  in div()  argument
257         res.x = a.x / b;  in div()
258         res.y = a.y / b;  in div()
259         res.z = a.z / b;  in div()
270     public double dotProduct(Double3 a) {  in dotProduct()  argument
271         return (x * a.x) + (y * a.y) + (z * a.z);  in dotProduct()
281     public static double dotProduct(Double3 a, Double3 b) {  in dotProduct()  argument
282         return (b.x * a.x) + (b.y * a.y) + (b.z * a.z);  in dotProduct()
291     public void addMultiple(Double3 a, double factor) {  in addMultiple()  argument
292         x += a.x * factor;  in addMultiple()
293         y += a.y * factor;  in addMultiple()
294         z += a.z * factor;  in addMultiple()
302     public void set(Double3 a) {  in set()  argument
303         this.x = a.x;  in set()
304         this.y = a.y;  in set()
305         this.z = a.z;  in set()