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141 отзывов
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Самая надежная онлайн-защита
13 мар. 2010 г.
great for math homework, the graphs of derivatives and integrals are really helpful for my calculus class.
n
6 мар. 2010 г.
not that useful to me
a
1 мар. 2010 г.
Good site
21 февр. 2010 г.
super site!
H
17 февр. 2010 г.
Great search engine!
G
29 янв. 2010 г.
Very useful
6 янв. 2010 г.
Perfect and very useful
S
4 янв. 2010 г.
Very nice for homework =)
30 дек. 2009 г.
The best search engine for raw facts.
T
26 дек. 2009 г.
Amazing tool for knowledge computing. Very powerful!
14 дек. 2009 г.
Science searching engine
M
8 дек. 2009 г.
very useful tool in math
29 нояб. 2009 г.
Uniquily good site.
g
20 нояб. 2009 г.
Très bien fait, surprenant est peut etre très utile.
18 нояб. 2009 г.
An excellent and impressive meta-calculator!
5 нояб. 2009 г.
kind of impressive
h
31 окт. 2009 г.
Brilliant!
3 окт. 2009 г.
An amazingly useful and powerful search engine that is designed to give back data in a quantitative manner. It's interpretation of math is rather nice: for example:
"lim x->0 x/x" is correctly interpreted as taking the limit of x/x as the variable x approaches 0.
18 сент. 2009 г.
Сайт отличный )
R
9 сент. 2009 г.
If it were in german, I would use it on a daily basis
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О сайте
Wolfram|Alpha is more than a search engine. It gives you access to the world's facts and data and calculates answers across a range of topics, including science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music...
Благонадёжность
96
/100безопасность для детей
96
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