
    </div>
    
    <div class="col-md-9" id='text'>
    <h2>
private pure function diff_periodic_1d(x) result(dx)
    
    
	 
</h2>
    
  


    
    <p>Returns a centered-difference of a 1-d array with periodic boundary
 conditions. This procedure is overloaded by the generic procedure <code>diff</code>.</p>
    

    <h3>Arguments</h3>
    
      
<table class="table table-striped varlist">
<thead><tr><th>Type</th>
<th>Intent</th><th>Optional</th>
<th>Attributes</th><th></th><th>Name</th><th></th></th