title: How to fix 'Argument 3: cannot convert from 'method group' to 'float''
body: <p>when I run this code it get error when i trying to use Sspeed
  Argument 3: cannot convert from 'method group' to 'float'</p>
  
  <p>I have try do .ToString()</p>
  
  <pre><code>public Rigidbody dot;
  public float Speed = 1000f;
  float Sspeed()
  {
      float Sspeed = Speed * Time.deltaTime;
      return Sspeed;
  }
  void Start()
  {
      Debug.Log(Sspeed);
  }
  
  
  void FixedUpdate()
  {
      if (Input.GetKey("a"))
      {
          dot.AddForce(0, 0, Sspeed);
      }
  }
  </code></pre>