title: What is float in Java?
body: <p>I wrote this code: </p>
  
  <pre><code>float b = 3.6;
  </code></pre>
  
  <p>and I get this:</p>
  
  <pre>
  Error:Unresolved compilation problem: 
      Type mismatch: cannot convert from double to float
  </pre>
  
  <p>Why?  Whats the definition of <code>float</code>?</p>