View Full Version : Looking for calculator for integrals
DSM4Life
10-10-05, 09:29 PM
Wasnt sure where to post this. I am either looking for a calculus calculator that shows how to do integrals / by parts / sub or palm software(i need something handheld). Need for class when i get into higher math. Recommened by teacher which told us a vanta(not sure, of how he said it , weird name) 200 by TI but all my googles bring up nothing. You guys know of anything ? :shrug:
Ti 89 I know will break down a lot of calculus. I've never needed any calculator above a TI-83 though. If you need something more powerful then that you may just want to get a laptop with http://www.graphcalc.com/ this program on it. But maybe your teacher was talking about http://education.ti.com/us/product/tech/v200/features/features.html the voyage 200. Also, the higher levels of math that i've taken, calcuators are not allowed on the test as you do not need them.
DSM4Life
10-10-05, 10:03 PM
"calcuators are not allowed on the test as you do not need them."
If i couldnt have my calculator i would drop this class :rolleyes: .
Why did i pick Computer science #$@#$@%@@#$@%^$^ :bang head
Albigger
10-10-05, 10:58 PM
calcuators are not allowed on the test as you do not need them.
Yeah I've had quite a few classes like this also.
Anyway most of my classmates have used TI-89's with success and one had a TI-92. I use an 86 (but that won't do integrals for you).
If all you need is to do integrals then you should ask your prof if you can just bring a table of integrals as a reference (can be found in many books or on the net) - after all, that's just what many of the calculators have programmed into them anyway.
Captain Newbie
10-10-05, 11:07 PM
The TI-89 is a fantastic calculator.
And I feel your pain as my calculus professor has the same "bondage and discipline mathematics" approach to non-calculator math. I don't understand why, but...
The TI-89 rocks.
VinnyTAMU
10-11-05, 03:03 PM
The TI-89 is a fantastic calculator.
TI-89 is a great cacluator, plus you can add so many great programs on top of it. If you want a great deal on a TI-89 check your local pawn shops around your University. I got mine for $40.
perfectturmoil
10-11-05, 07:38 PM
And you can download a mean game of tetris for boring classes on the TI-89 :- ]
But yeah.. if you are just taking a class that needs integration, a TI 89 will be perfect.. If you are LEARNING about integrating, chances are you actually have to learn - IF they give you a calculator, you still will need to show your work.
whooping_a_panda
10-11-05, 10:49 PM
The TI-89 is a fantastic calculator.
And I feel your pain as my calculus professor has the same "bondage and discipline mathematics" approach to non-calculator math. I don't understand why, but...
The TI-89 rocks.
because we all know that calculators can do calculus, the purpose of the test is to see if you can do calculus.
chaoticdonkey
10-18-05, 01:43 AM
BDSM calculus? Hardly. Of course your calculator could do it for you, but what if you find an integral that your calculator balks at? Or where you need your answer in a certain format? It's worth it to learn how to do it yourself.
The TI-89 is a fantastic calculator.
And I feel your pain as my calculus professor has the same "bondage and discipline mathematics" approach to non-calculator math. I don't understand why, but...
The TI-89 rocks.
I prefer math tests without a calculator. One reason is I tend to forget mine so it actually can hurt my score. One time I had to use my friend's calculator watch because i forgot mine. Darn small buttons. Secondly, it means I don't have to worry about hard number work. I mean think about it, you'll never get decimals in your problem, whole numbers and fractions all the way. Fractions rule!
Albigger
10-19-05, 11:43 PM
Well yeah - as a general principle tests shouldn't be evaluating one's ability to push buttons correctly - I mean grade schoolers can do that.
If they expect you to evaluate things like trig terms then I can see the need I guess.
aznkc730
10-25-05, 04:47 PM
89 wil do it. u can even write/download programs to do advanced calc on it too.
Captain Newbie
10-26-05, 08:30 AM
because we all know that calculators can do calculus, the purpose of the test is to see if you can do calculus.
I do know calculus, as evidenced by my maths scores. :)
This aside, I can see your point, and the numbers are almost always "nice", but...still kinda annoying.
That, and a "no calculator higher math test" tends to scare the living crap out of people.
/me was always cheap and just wrote a program to apply Simpson's rule in my Casio ;)
Given that I already had a perfectly good programmable calculator, didn't want to spend $90 to get a new one that could do integration, and one minute of computation was more than enough for a "close enough" answer (error beyond the number of decimal points any sensible person would write on their homework/test), I think that being cheap worked pretty well :D
JigPu
Captain Newbie
10-26-05, 02:25 PM
/me was always cheap and just wrote a program to apply Simpson's rule in my Casio ;)
Given that I already had a perfectly good programmable calculator, didn't want to spend $90 to get a new one that could do integration, and one minute of computation was more than enough for a "close enough" answer (error beyond the number of decimal points any sensible person would write on their homework/test), I think that being cheap worked pretty well :D
JigPu
LOL, yeah, anything more than 2 decimal places on a test is nuts.
Working without the calculator actually does instill more confidence in myself, and fosters a greater understanding of the theory...
-maddog-
10-26-05, 03:05 PM
Ti calculators are rip offs, though many classes require you to get a specific one. Go with a pocked pc, dell sometimes has them $100, much cheaper and better.
Captain Newbie
10-26-05, 03:12 PM
Ti calculators are rip offs, though many classes require you to get a specific one. Go with a pocked pc, dell sometimes has them $100, much cheaper and better.
Be advised--The College Board prohibits the use of PDAs, devices with typewriter style keyboards, and "pocket computers" on their exams, as do many other testing services.
TheGreySpectre
10-28-05, 09:32 AM
I love my TI-89
for just home computer use try googling for V-Ti its a ti-89 emulator, its really nice for when your doing things that take for ever on your 89, like integrating integrals, because on you computer you have have your calculator run like 300 times faster than what it normaly does
I know another powerfull piece of math software is Mathmatica, I know a couple people who use that and like it
But if you just want a calculator that you can acutally carry around I would reccomend the 89
Captain Newbie
10-28-05, 10:59 AM
I know another powerfull piece of math software is Mathmatica, I know a couple people who use that and like it
Mathematica is tremendously expensive, even with a student discount. Consider Maple. :)
Albigger
10-28-05, 01:25 PM
Mathematica is tremendously expensive, even with a student discount. Consider Maple. :)
Mathematica was free with my student discount. Its at least worth looking into if you need the software.
If you have to pay, then yes its very expensive.
Working without the calculator actually does instill more confidence in myself, and fosters a greater understanding of the theory...
I've got to agree with that. I took Calc two years ago, and remember it a lot better than Trig or Discrete Math (both taken more recently). I blame it either on my lack of a calculator capable of doing the math (afterall, Simpson's rule was toward the end of the class, so I didn't exactly have it programmed day 1 :D) or my irrational love of infinity and infinitessimals (and my apparent loathing of sin/cos/tan)
for just home computer use try googling for V-Ti its a ti-89 emulator, its really nice for when your doing things that take for ever on your 89, like integrating integrals, because on you computer you have
I'm definatly going to look that up! The graphing calculator powertoy microsoft released sucks, and the Plane Graphic Calculator (http://www.accesscom.com/~lillge/pgc/) has a few limitations I could do without. An 89 should do nicely!
JigPu
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