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    Double integration in Matlab on given data set

    Homework Statement Hello, I have a problem I have a strand (pathway) defined in Matlab as X and Y and s where X and Y are the coordinates and s is an indexing (1, 2, 3, .....), and I can have this X and Y in high resultion, namely very small distance between them I need to achieve this...
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    How to calculate the convergence point for exponential function?

    I am sorry .. I meant in the thread text "Convergence" not "Divergence" I got the point. this function was fitting to some experimental data (Coercive force vs Temperature). now I have another question .. which of the following functions Converges : 1- Root square function x^0.5...
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    How to calculate the convergence point for exponential function?

    Homework Statement I need to calculate the point of divergence for this exponential function : F(x)= 5.282 * exp ( -0.01726 * x ) may you help me in finding the method to solve such problems ? Homework Equations The Attempt at a Solution
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    One atom black hole

    Don't worry about the style .. it is pretty much nice how you write and i am thankful for your help, in fact i had searched a lot about it and it seems that your answer is right best regards
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    One atom black hole

    nicely concluded :biggrin: but what about the other questions ?? can you help me answering them ?
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    One atom black hole

    it's ok .. ( sometimes i face the same problem :wink: ), i know that there should be enough energy ( or matter ) in a sphere ( or any volume equal to it ) that has the radius of schwarzschild .. but does this prevent the single atom from forming a black hole ?? and the rest of my questions...
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    One atom black hole

    hey there i think that what you wrote was in french; the language i hope to learn it one day, but sadly i don't speak it uptil now :frown: ! and about the wikipedia, i can't take it as a reference so would you please till me what is the exact relevance of schwarzschild redius to our problem ??
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    One atom black hole

    thank you a lot for your reply in fact, yes this answers my question but i would like to ask further more questions 1- what is the SH radiation :bugeye: ?? 2- regarding to what have been said .. can we talk about a lower limit for the black hole's size ? 3- what about the upper limit...
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    One atom black hole

    good morning everybody i had a question that i found no answer for it on the internet can one atom become a black hole ?? if no, what is the condition that prevent it ?? hope you help me answering this question best regards
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    Metropolis-Monte Carlo Algorithm

    oh ... i didn't see that, maybe the next time i must spend more time on seeking .. anyway ,, thank you for your help bu the way .. maybe it's better to separate the "comp." physics in a special forum .. i think it's very wide ranged branch of physics nowadays
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    Metropolis-Monte Carlo Algorithm

    peace upon you every body i spent few minutes searching where to post my topic .. because it's talking about something in computational physics and i found no forum for computational physics or things like that. so if you don't mind opening new forum for computational physics and i can offer...
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    News Right of return (Palestinian)

    peace upon u i found this .. http://www.rorcongress.com/Statements/24-04-2004.htm i guess it's a good material to discuss !! and when i'll be back from Egypt i'll post a good report about general Egyption people common opinion about right of return best wishes
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    Black holes energy

    in the article (the one i read) there is a little sidebar about science fiction energies .. one of them was colliding matter and anti matter .. and the other was to put a mass near a black hole so that the black hole attractes it .. and as energy is conserved then the potetial energy of the mas...
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    Black holes energy

    mm .. i think u r right .. thanks for ur advice lol :rofl: no wonder .. profesional cosmologist
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    Black holes energy

    the article i read is here ... but not available freely ... i read it in arabic from the paper magazine http://www.sciam.com/article.cfm?id=plan-b-for-energy sorry for mistaking
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    Black holes energy

    that's what i understod from what i read ... anyway it's good not to stay believing in a wrong thing ... what happens ?? thank you
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    Black holes energy

    oh my God !! i was reading this while i was posting this thread .. it reminded me with an article i read in the scientific american (the arabic version) it was about energies ... but a part of it was about black holes energy ... that matter annihilates when it reaches the events horizon...
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    News Right of return (Palestinian)

    hey dear Kyleb facts .. it's just a matter of gathering these facts .. since David ben Gurion uptill now ... i may be late in it .. coz i'm working now on a research
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    Black holes energy

    peace upon u .. though it's a fantasy but it's a scientific one .. i've read about the generating energy from black holes the issue that: is such an extreme science fiction reachable ?? no doubt that wireless connection was a science fiction once upon the time .. but there was a...
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    News War Crimes in Gaza

    peace upon u all i'll express my own view about war ... there is a need of war only when there is a need of killing people and destroying live ... no excuse is enough to establish a project of killing so called "WAR" ..but u have the full right to defend your self when someone come intending...
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    News Right of return (Palestinian)

    oh dear don't be that sharp in judging my speech !! i was just saying that i agree with what u said .. and what u quoted from torah was familiar to me ..
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    News Right of return (Palestinian)

    peace upon u mmmmmmmm .. my dear ... translated copies of Quran into other languages are not the holy book it self .. and even though .. translated copies have no differences between ideas, instructions, orders and notion nor in names, places, times and other fine details .. but it's just...
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    Can a differential equatio have NO solution ?

    peace upon u dear mmmm i'm thankful a lot for this hint nut do u have more illustration for this method u metioned ?? or what is it mathematically based on ?? my best wishes
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    Can a differential equatio have NO solution ?

    peace upon u dear mmmm i'm thankful a lot for this hint nut do u have more illustration for this method u metioned ?? or what is it mathematically based on ?? my best wishes
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    Can a differential equatio have NO solution ?

    erm ... do u mean that we can use a solution of a similar differential equation ?? or u mean trying to solve it numerically ??
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    Can a differential equatio have NO solution ?

    peace upon u all i was wondering about this point exactly .. why shall differential equation have NO solution .. and supos a physical case described with a differential equation that have no solution .. what does that mean ??? does it have relation to chaotic analysis for some cases ??
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    News Right of return (Palestinian)

    peace upon u all no it gave many names of prophets (25 of them) , good worshipers and one of prophet Mohammad's (blesing and peace be upon him) men his name is "Zaid ben Harethah" i wanna comment that if u read Torah u will easily find the differences between it's copies.. and u wil find...
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    News Right of return (Palestinian)

    i read a lot of books on this issue exactly ... kana'an is one of prophet Ismael (may blessing and peace be upon him) sons .. and so r arabs ... trully arabs are Shemites .. and by the way .. all copies of Torah (regardless to their differences) say that the last prophet would be descent from...
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    News Right of return (Palestinian)

    peace upon u all i don't know why r u complicating the issue .. it's very simple .. and i guess that we (physicists) tend to simlpize cases if i was living in a place .. no one have the right to get me out of it (exept my government) and if i was forced or terrorized by a guy to get out of...
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    News Who won israel vs gaza ?

    peace upo u dear everybody i have no enough time to read all these discussions .. but .. i guess that there is no need to try to convice any body of what the fact is .. any body who would not believe the shining and obvious fact on land .. will ever be conviced at all .. what ever was your...
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