jni_ vec_ log_ base
fun jni_vec_log_base(env: CPointer<JNIEnvVar>, thisObject: jobject, a: jdoubleArray, aOffset: jint, aSize: jint, b: jdouble)
fun jni_vec_log_base(env: CPointer<JNIEnvVar>, thisObject: jobject, a: jdoubleArray, aOffset: jint, aSize: jint, b: jdouble)