BULLETIN 
OF THE 
MATHEMATICAL SECTION. 
A communication signed by Mr. J. E. Hilgard and nineteen 
other members of the Philosophical Society, asking that a Section 
in Mathematical Science be formed, as provided in Paragraph 6 of 
the Standing Rules of the Society, was presented to the General 
Committee at its regular meeting January 27, 1883. The propo- 
sition was agreed to, and Mr. Hilgard was empowered to call a 
special meeting for the purpose of organizing such a section; the 
call being extended to all members of the Society. 
ist PRELIMINARY MEETING. FEBRUARY 17, 1883. 
Twelve members met in the library of the Army Medical Mu- 
seum, in answer to the first call. 
Mr. Hiiearp not being present, Mr. E. B. Evurorr was called 
to the Chair. 
An informal discussion followed, which brought out a unanimous 
sentiment in favor of forming the Section. 
With some differences of opinion as to details, it was agreed to 
postpone formal action, and the meeting adjourned subject to call. 
2p PRELIMINARY MEETING. Marcu 5, 1883. 
Mr. Hiiearp in the Chair. 
Fifteen members present. 
A plan of organization was adopted, and referred to the Gene- 
ral. Committee of the Society for consideration. 
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