Irrational number

Hi,I'm an undergraduate chemistry student in Tehran .interested in science, specially (of course) chemistry. I'm new to wikipedia and I don't know how can I be helpful, and I feel REALY bad about it.

Userboxes

en-2This user can contribute with an intermediate level of English.

This user spends most of his free time thinking about random things...

fa.زبان مادری این کاربر فارسی است

This user is interested in painting.

This user enjoys reading fiction.

This user comes from Iran.

تهرانThis user lives in
Tehran Province.

This user has brown eyes.

:-/This user is a sceptic, even with regard to this userbox.

This user's blood group is O Rh POSITIVE

This user knows that the Twilight books are far, far better than the movie.

This user wields the Subtle Knife.

HPThis user is a Harry Potter fan.

SCI FIThis user loves science fiction.

This user never wants to see the image on the left again.

This user is owned by one or more cats.

This user lives for
science!

This user supports protection of the environment.

This user believes that
life is good.

This user is a humanist.

respect

This user respects others' religions and realises not all people wish to follow the same path.

This user attends or attended Sharif  University of Technology.

Adoptee information
'chemistry, biochemistry, nanotehnology, astrobiology, evolution and origin of life, animal classification (btw I'm just inerested, I don't realy have a lot of information)	***Replace with subjects that you're interested in***
yes	***Are you interested in maintenance tasks? Replace with yes/no***
Preferences for an adopter	***Replace with your preferences for an adopter (if any)***
July