1880 Science  
SCIENCE. law, and we conclude finally that, although in the com-the conditions are analogous, the contrast disappears. mon phrase there may be something in it, yet our It seems strange,that I should hive to point out to a sciassumed law is in fact no law at all. entific man in his position, that an alleged law may be Again I examine my table of squares, and I find a perfectly true, and that yet, whiere the elements of a rule of this kind: The second differences of the squiares problenin to be
more » ... s problenin to be -dealt vith tunder it are numerous, no specifhc deduction. can be dirawn. Does not Prof. Tait fromn are constant, and equal to 2. I m'ake mlany trials of time to timiie teach his students that in proportion as the this rule And never find( an exception. Others do the number of factors concernMe in the production of ainy same and always the samie result is fouidl. WVe coni-phenomenon becomes great, and a'so in proportion as clude therefore that we have at length discovered a those factors admit of less exact measurement, any prereal law that exists in the formation of squares; but diction made concerning the phenomenon becomes less at the same time we invite every one to make the ex-dlefiuite; andl that where the factors are multitudinous anmination for himlself, and if possible to find an ex-and not measurable, nothing but some general result can be foresetn. and often not even that ? Prof. 'nI iv ignores ception. A. HALL. the tact that the positionis of planets and satellites adimit
doi:10.1126/science.os-1.27.310 pmid:17740633 fatcat:mcs5zde3yfg75p237ndkrjotny