http://journals.cambridge.org/action/displayJournal?jid=JAZ http://journals.cambridge.org/images/logo_6699CC_large.gif http://journals.cambridge.org Journals Cambridge Online http://journals.cambridge.org/action/displayIssue?jid=JAZ&volumeId=93&issueId=1-2&seriesId=0 Journal of the Australian Mathematical Society, Volume 93 Issue 1-2<br /><br /><br /><table border='0'><tr><td> The Journal of the Australian Mathematical Society is the oldest journal of the Society, and is well established in its coverage of all areas of pure mathematics and mathematical statistics. It seeks to publish original high-quality articles of moderate length that will attract wide interest. Papers are carefully reviewed, and those with good introductions explaining the meaning and value of the results are preferred. </td><td><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' border='1' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayIssue%3Fjid%3DJAZ%26volumeId%3D93%26issueId%3D1-2%26seriesId%3D0&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25' /></a><a href='http://api.addthis.com/oexchange/0.8/forward/twitter/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayIssue%3Fjid%3DJAZ%26volumeId%3D93%26issueId%3D1-2%26seriesId%3D0&amp;pubid=xa-502df628072bfd96' 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href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906307' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906307 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906325 <table border='0'><tr><td>Research Articles <br />K. H. F. CHENG, R. K. GUY, R. SCHEIDLER, H. C. WILLIAMS, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 53-76<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906325'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906325&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a 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href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906319' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906319 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906328 <table border='0'><tr><td>Research Articles <br />ANDREJ DUJELLA, FLORIAN LUCA, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 85-90<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906328'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906328&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a href='http://api.addthis.com/oexchange/0.8/forward/twitter/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906328&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/twitter.png' border='0' alt='Twitter' width='25' height='25'/></a><a 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src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906328 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906346 <table border='0'><tr><td>Research Articles <br />MICHEL MENDÈS FRANCE, TADASHI TOKIEDA, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 91-100<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906346'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a 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<table border='0'><tr><td>Research Articles <br />ALEKSANDAR IVIĆ, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 101-113<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906316'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906316&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' 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target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/email.png' border='0' alt='Email' width='25' height='25'/></a><a href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906316' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906316 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906331 <table border='0'><tr><td>Research Articles <br />F. LEMMERMEYER, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 115-120<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906331'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906331&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a 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src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/email.png' border='0' alt='Email' width='25' height='25'/></a><a href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906331' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906331 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906343 <table border='0'><tr><td>Research Articles <br />CLAUDE LEVESQUE, MICHEL WALDSCHMIDT, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 121-131<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906343'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906343&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a href='http://api.addthis.com/oexchange/0.8/forward/twitter/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906343&amp;pubid=xa-502df628072bfd96' target='_blank' ><img 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href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906343' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906343 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906322 <table border='0'><tr><td>Research Articles <br />KEITH R. MATTHEWS, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 133-156<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906322'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906322&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a href='http://api.addthis.com/oexchange/0.8/forward/twitter/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906322&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/twitter.png' border='0' alt='Twitter' width='25' height='25'/></a><a href='http://api.addthis.com/oexchange/0.8/forward/mendeley/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906322&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/mendeley.png' border='0' alt='Mendeley' width='25' height='25'/></a><a href='http://api.addthis.com/oexchange/0.8/forward/email/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906322&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/email.png' border='0' alt='Email' width='25' height='25'/></a><a href='http://www.addthis.com/bookmark.php?source=tbx32nj-1.0&amp;=250&amp;pubid=xa-502df628072bfd96&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906322' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/more.png' border='0' alt='More...' width='25' height='25'/></a> http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906322 http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=8906313 <table border='0'><tr><td>Research Articles <br />MICHAEL J. MOSSINGHOFF, TIMOTHY S. TRUDGIAN, <br /><a href='http://journals.cambridge.org/jid_JAZ'>Journal of the Australian Mathematical Society</a>, <a href='http://journals.cambridge.org/action/displayIssue?jid=JAZ&amp;volumeId=93&amp;issueId=1-2&amp;seriesId=0'>Volume 93 Issue 1-2</a>, pp 157-171<br /><br /><a href='http://journals.cambridge.org/action/displayAbstract?fromPage=online&amp;aid=8906313'>Abstract</a></td><td><br /><a href='http://journals.cambridge.org/jid_JAZ'><img src='http://journals.cambridge.org/cover_images/JAZ/JAZ.jpg' align='right' alt='Journal of the Australian Mathematical Society'/></a></td></tr></table><br/><a href='http://api.addthis.com/oexchange/0.8/forward/facebook/offer?pco=tbx32nj-1.0&amp;url=http%3A%2F%2Fjournals.cambridge.org%2Faction%2FdisplayAbstract%3FfromPage%3Donline%26aid%3D8906313&amp;pubid=xa-502df628072bfd96' target='_blank' ><img src='http://cache.addthiscdn.com/icons/v1/thumbs/32x32/facebook.png' border='0' alt='Facebook' width='25' height='25'/></a><a 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