Method dot

src/org/opensourcephysics/numerics/Vec3D.java:125–127

Returns the dot product of this vector and vector v1. @param v1 the other vector @return the dot product of this and v1

(Vec3D v1)

   * @return the dot product of this and v1
   */
  public final double dot(Vec3D v1) {
    return(this.x*v1.x+this.y*v1.y+this.z*v1.z);
  }

  /**
   * Returns the squared magnitude of this vector.