Re: [WebDNA] Strange MATH result
This WebDNA talk-list message is from 2010
It keeps the original formatting.
numero = 104370
interpreted = N
texte = --Apple-Mail-56--650809070 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Dead easy Govinda I am trying to add/subtract some numbers and get a correct result, there = is no creativity to it, that has already been done. Regards Stuart Tremain IDFK Web Developments AUSTRALIA webdna@idfk.com.au On 12/01/2010, at 3:44 PM, Govinda wrote: > I feel like I want to look up scientific notation to be sure what = "e-015" means.. but I think it means to move the decimal to the left 15 = places... which means the number is not zero (as you expected), but = instead just very very small.. (close to zero).. and I suspect it has = to do with the way webdna source is working with numbers... you know in = coding languages there are various kinds of numbers (like 'integer' or = 'long').. with varying amounts of ram/HD alloted to store them.. and = the more space alloted - the more accurate/fine-grained the = calculations. Well in webdna we do not have access to those number var = types so I think the answer is that you just have to live with it.. and = round to get a reasonable result that works for your purposes.. =20 >=20 > Or there could be tricks to workaround.. maybe if you show what you = are really doing in a larger context (and/or show your algorithm before = it evaluates to those numbers) then someone will have a creative idea.. >=20 > -G >=20 >=20 > On Jan 11, 2010, at 9:17 PM, Stuart Tremain wrote: >=20 >> Why does [math]36.70+0.00+0.00+0.00-6.95-29.75[/math] =3D = 3.5527136788005e-015 ????? >>=20 >>=20 >> Regards >>=20 >> Stuart Tremain >> IDFK Web Developments >> AUSTRALIA >> webdna@idfk.com.au >>=20 >>=20 >>=20 >>=20 >=20 > ------------ > Govinda > govinda.webdnatalk@gmail.com >=20 >=20 >=20 >=20 --Apple-Mail-56--650809070 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Dead = easy Govinda
I am trying to add/subtract some numbers = and get a correct result, there is no creativity to it, that has already = been done.
On 12/01/2010, at 3:44 PM, Govinda wrote:
I feel like I want to look up = scientific notation to be sure what "
e-015" means.. = but I think it means to move the decimal to the left 15 places... = which means the number is not zero (as you expected), but instead just = very very small.. (close to zero).. and I suspect it has to = do with the way webdna source is working with numbers... you know = in coding languages there are various kinds of numbers (like 'integer' = or 'long').. with varying amounts of ram/HD alloted to store = them.. and the more space alloted - the more accurate/fine-grained the = calculations. Well in webdna we do not have access to those number = var types so I think the answer is that you just have to live with = it.. and round to get a reasonable result that works for your purposes.. =
Or there could be tricks to workaround.. maybe if = you show what you are really doing in a larger context (and/or show your = algorithm before it evaluates to those numbers) then someone will have a = creative idea..
-G
On Jan 11, 2010, at 9:17 PM, Stuart = Tremain wrote:
Why = does [math]36.70+0.00+0.00+0.00-6.95-29.75[/math] = =3D 3.5527136788005e-015 ?????
webdna@idfk.com.au
I am trying to add/subtract some numbers = and get a correct result, there is no creativity to it, that has already = been done.
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