jni_ vec_ and_ vec
fun jni_vec_and_vec(env: CPointer<JNIEnvVar>, thisObject: jobject, a: jdoubleArray, aOffset: jint, aSize: jint, b: jdoubleArray, bOffset: jint)
fun jni_vec_and_vec(env: CPointer<JNIEnvVar>, thisObject: jobject, a: jdoubleArray, aOffset: jint, aSize: jint, b: jdoubleArray, bOffset: jint)