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            This is a file from the  Wikimedia Commons. Information from its  description page there is shown below.  Commons is a freely licensed media file repository.  You can help. 
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           | Description | 
           
             English: Square antiprism. 
            Русский: Квадратная антипризма. 
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           | Date | 
           25 February 2006 | 
          
          
           | Source | 
           Own work | 
          
          
           | Author | 
            Tomruen | 
          
          
           Permission ( Reusing this file) | 
           
            
             
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              The copyright holder of this file,  Robert Webb, allows anyone to use it for any purpose, provided that the copyright holder is properly attributed. Redistribution, derivative work, commercial use, and all other use is permitted. | 
              
             
              | Attribution: Attribution must be given to Robert Webb's  Stella software as the creator of this image along with a link to the website:  http://www.software3d.com/Stella.php. A complimentary copy of any book or poster using images from the Software would also be appreciated where feasible. Attribution 
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              The permission to use this work has been archived in  the Wikimedia OTRS system. It is available as  ticket #2011112810034763 for users with an OTRS account. If you wish to reuse this work elsewhere, please read the instructions at  COM:REUSE. If you are a Commons user and wish to confirm the permission, please leave a note at the  OTRS noticeboard. Ticket link:  https://ticket.wikimedia.org/otrs/index.pl?Action=AgentTicketZoom&TicketNumber=2011112810034763  
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           This image was created with  Stella. | 
          
         
         
        
        
        
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