Re: Sin[30*Degree] vs Sin[29*Degree]
- To: mathgroup at smc.vnet.net
- Subject: [mg72098] Re: [mg72057] Sin[30*Degree] vs Sin[29*Degree]
- From: Murray Eisenberg <murray at math.umass.edu>
- Date: Mon, 11 Dec 2006 04:55:36 -0500 (EST)
- Organization: Mathematics & Statistics, Univ. of Mass./Amherst
- References: <200612100949.EAA17387@smc.vnet.net>
- Reply-to: murray at math.umass.edu
The behavior is totally consistent. Sin[30 Degree] can be expressed as an exact fraction. Apparently the others cannot. Why is the result (shown below in Inputform) in Sin[29 Degree] Sin[29*Degree] any more unexpected than the result in the following? Sin[29 Pi/180] Sin[29 Pi/180] Steven Shippee wrote: > What is happening here: > > Sin[30*Degree] > Sin[31*Degree] > Sin[29*Degree] > which makes it appear that only the first line of input works? > > However, if I do something like: > > \!\(Sin[\(29*Pi\)\/180. ]\) > > I get the expected result ... I'm sure it is me, what am I missing in that I > think I am not seeing consistent behavior? > > Thanks in advance, > > Steven Shippee > > slshippee at comcast.net > > > > -- Murray Eisenberg murray at math.umass.edu Mathematics & Statistics Dept. Lederle Graduate Research Tower phone 413 549-1020 (H) University of Massachusetts 413 545-2859 (W) 710 North Pleasant Street fax 413 545-1801 Amherst, MA 01003-9305
- References:
- Sin[30*Degree] vs Sin[29*Degree]
- From: "Steven Shippee" <slshippee@comcast.net>
- Sin[30*Degree] vs Sin[29*Degree]