cs8025 problem

help me plz UnityEngine; using System.Collections;

public class playerController : MonoBehaviour { private Rigidbody rb;

  void Start ()
  {
      rb = GetComponent<Rigidbody>();
  }
 
  void fixedUpdate ()
  { 
      float moveHorizantal = Input.GetAxis("horizantal");
      float moveVertical = Input.GetAxis("vertical");
 
      new Vector3 = new Vector3 (moveHorizantal,0.0f,moveVertical);
      rb.AddForce (new Vector3);
  }

}