the Semi-axis Major of the Moon's Orbit. 34?3 



( -j — \ = A cos (i r nt +fmnt + V nt) 



f^(^) = CAcos(i'nt +jmnt + I'nt) 



D A 

 H — — cos (i ! 7i t — int +j'mnt —j mnt+l'nt—l?it) 



D A 



-I cos (i , nt + int + j 1 'mtit +jmnt + l'nt + ln t). 



Let f^\ = B sin (i" n t +j" mnt + I" n t) 



M/dfiN _ CB s[n( -n nt +f mnt + frit) 

 an \dui/ 



7) 7? 



+ — — - sin (i" nt —in t+j"m nt —jmnt + l n nt —I n t) 



-\ — sin (i" nt + int +j" mnt +j mnt 4- l n nt + lnt). 



A 



/•fei.]/dB\ d/ 



J an \dw/ 



= _ n p cos (*" n * "h/" >»nf+l tf tt t) 

 (i"+j"m + l")n 



DB cos (i" nt — int -\-j" mnt —j mnt -\- 1" nt — Int) 

 2 (i" - i +/' m -jm + l" -l)n 



D^ cos (t" n * + £ n t -\-j" m n t +j mnt-\- l"nt+lnt) 

 2 (i» + i+j't m+ j m + i''+i) n 



sin (£' w < +J' mnt -\-V nt) 



2) A sin (i' nt — int -\-j' mnt — j mnt -\- V ' nt — Int) 

 2 (if — i -\-j'm —j m -\-V — l)n 



D A sin {i! nt -\-int -\-f mnt -f- j mnt -\- V nt -\-lnt) 

 2~ (i'-\-i +fm +j m + l'+l)n 



(d* R \ 

 -j — t- ) = — i 1 A sin (i' n t +/ m?it + I'nt) 



