51![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2013-04-29 07:02:03
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52![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2012-01-12 20:35:27
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53![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2014-03-19 18:04:00
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54![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2017-06-09 01:41:15
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55![](/pdf-icon.png) | Add to Reading ListSource URL: sections.maa.org- Date: 2014-04-14 10:29:02
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56![](/pdf-icon.png) | Add to Reading ListSource URL: sections.maa.org- Date: 2011-05-25 12:08:18
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57![](/pdf-icon.png) | Add to Reading ListSource URL: sections.maa.org- Date: 2014-02-23 23:47:43
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58![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2017-01-07 15:25:58
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59![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2017-08-08 13:41:49
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60![](/pdf-icon.png) | Add to Reading ListSource URL: sigmaa.maa.org- Date: 2014-03-19 18:40:00
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