Calculator Definition and 511 Threads

Google has a neat calculator built into its search box. There is a good summary here: http://www.google.com/help/calculator.html Copy and paste the following queries to see it work: Arithmetic operations: sqrt((3*6/9)^2+7!) Transcendental: 3*sin( 54 degrees ) 2*log ( e / pi )...

I am looking into buying a new calculator.. and I want to see what some of you guys use ... Please specify what you use it for and if you consider worth the money you spent, also provide the amount you spent. Thanks. I am thinking a TI ... any suggestions? Also is there any really good...

By getting high enough grades, I got my mom to agree to buy me a calculator to upgrade from my TI-86. So what calculator should I buy? Currently I'm in math 252 (calculus 3rd semester), and I plan to continue studying calculus. I consider myself to be technologically proficient and I am willing...

The original handheld calculator. Curta This was designed in Buchenwald, the German concentration camp, the first prototypes built from the original hand drawings worked. It was manufactured from 1948 till ~1970 when cheap electronic calculators came on the market. I would love to hold...

ive started an endeavor (being an amature mathematician) to find sin cos and tan w/o the use of a calculator. i was wondering if this had already been done because it will save me some time. anyone know how?

on a ti83 calculator, how do you put in cubic roots?

An astronomy prof who teaches at a University in Iowa maintains a resource page of online astro java applets for students and general public to use and one of the applets is "cosmology calculator" http://www.earth.uni.edu/~morgan/ajjar/Cosmology/cosmos.html Here is her homepage...

If you own any type of TI calculator (82, 83, 83+, 86, 89, 92, etc.), you may not know that it can do a lot more than math! You can build a robot (http://smallrobot.com), collect data like distance, velocity and acceleration (http://www.eaiusa.com/mo__texas__instruments__calculators__CBL-CBR.htm...

escort offers a passport g-timer that advertises being capable of just mounting to your windshield, plugging in your power cord and calculating 0 - 60 time, quarter mile time, peak horsepower, and g-forces. is all that possible from just a windshield mounted unit not connected (other than the...

I'm starting college in a couple months now, and I would like to know which calculator I should get. I heard TI-92+ is nice, but unrealistic as many teachers won't let you use them on tests. 89's are a good alternative, but I have heard that HP's are better. Right now I own a HP48gx. I'm...

Lunar eclipse tonight (15/16.5) and I found this night calculator http://aa.usno.navy.mil/data/docs/LunarEclipse.html that allows you to get information on the eclipse, and future eclipses.