Table I Y.— Graduation of the Fifth Powers of Numbers by Summation Formulae (a) and ( b ) and the Least-Square 
1919-20.] On a Class of Graduation Formulae . 
127 
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= (Col. If. 
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r-H >-l p-H tM <M r-H ri H (M (N r-l 
iOC5rtl03iOOrHOlOrHiQC5'H})0500HO>Q'#vO 
: CM <M O (M CM CM Cl O (N 05 <M 
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I I I I I II I I I I I II 
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53 B 
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1 QOOWCDCDOOHtHOO)CONOOOOCOIQ!OCOOiOK'hJ1H0310COi#HOCOO)OOMOh 1IH 
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OOCD00(DH03(M051003 (MhHNOhI'OI>00H0003C000C0HC0^^CCCCI'C<00hHt1(C000 
01COMHOOOH(NlQOOmoOHiUNOOOIM(00!OHtinr|tNHN10ltlNHNCONOCO 
CONOOOlOHtNCO^lOCOOOOSHCOiONOHCOOOOr-.HUNO^NHinOJ^OOCOOOHliCJ 
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r-H CO 
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CO 00 
co as 
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CO oo 
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OCIvO 
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so as cm 
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so CO oo 
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oioci HbrtboNlbHNNNmNNboOOOClOOCl 
KiCOHiOONiMOcOiOMCOCOOOOOOINOOOCOHOOCO 
t^.OOOOCOsOCOCOOsOCO-^1— lOSsOCO-^Hr— IOCOOSOOCOO 
OOijlsOCO(NOOOH#H#OOHOOO‘QmHCOiONOINH 
Ttlt^O^OI^00H0001C000C0rHM'^-r«C0C0iiiC0'(H'(t l 
OOrtMMOOOIMtOOOidlCO nf N H N O SO N H N CO N 
OlrHCOSONOHCOCOOOHHUNOTHNHSOCSHjloOCOOO 
i-iIM(N(N!NPICOCOCOCOhJItH\HSOIOSOCO©( 01 ^NOOOO 
so 'id 
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o CO 
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OS OS 
No. 10 2 xa?. 
