Recent content by jfgobin
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J
Optimizing Mesh Uniformity and Connectivity in ABAQUS FE Package
Hello Sadeq, I don't think your mesh has to be uniform: I think that certain packages and softwares actually create more elements near a "point of interest". However, your program has to take into account the non uniformity. Off of the top of my head, the mesh elements can be any shape. J.- jfgobin
- Post #2
- Forum: Engineering and Comp Sci Homework Help
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Show that ln(x) < sqrt(x) for x>0
Hello ChipotleAway, Almost there! Now that you know that at x=4 the derivates are equal, you have two more steps: Prove that at x=4, \sqrt {x} > \ln {x} Prove that \forall x > 4, \frac{1}{x} < \frac{1}{2\sqrt {x}} J.- jfgobin
- Post #5
- Forum: Calculus and Beyond Homework Help
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Impulse Response Function Problem
Hello abcz4113, At first thought, I would separate the cases where t<0, t=0 and t>0, assuming your impulse or unit step happens at t=0, and use the knowledge of h(t) and g(t). I will have a closer look at this in a moment.- jfgobin
- Post #2
- Forum: Engineering and Comp Sci Homework Help
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Can a charged sheet attract uncharged objects?
Good Morning Utkarshakash, Have a look at "electrostatic induction". J.- jfgobin
- Post #2
- Forum: Introductory Physics Homework Help
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Probability of Getting 10 Pairs from a Box of 30 Socks
I did simulate this and I got 20 0.000: 21 0.000: 22 0.000: 23 0.000: 24 0.000: 25 0.000: 26 0.001: 27 0.003:* 28 0.009:**** 29 0.020:********** 30 0.040:******************** 31 0.069:********************************** 32...- jfgobin
- Post #57
- Forum: Precalculus Mathematics Homework Help
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MATLAB Matlab and arduino: serial port connection
Okay, then try the following Arduino void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(9600,SERIAL_8N1); } void loop() { if (Serial.available()){ Serial.println(3); delay(100); // delay in between reads for stability } }...- jfgobin
- Post #6
- Forum: MATLAB, Maple, Mathematica, LaTeX
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MATLAB Matlab and arduino: serial port connection
In http://home.iitb.ac.in/~rahul./ITSP/serial_comm_matlab.pdf the guy uses LF for the terminator. Try it. J.- jfgobin
- Post #4
- Forum: MATLAB, Maple, Mathematica, LaTeX
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MATLAB Matlab and arduino: serial port connection
Double check that you have the right parity and numbers of stop bits.- jfgobin
- Post #2
- Forum: MATLAB, Maple, Mathematica, LaTeX
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Where Did My Post Go? - Help J Find His Thread
Aaaaaaah okay!- jfgobin
- Post #4
- Forum: Feedback and Announcements
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Write a program using Bisection method and method of false position.
What computer language? Pseudo code is writing something like: for the integer n given as an argument: while n > 0 do n <- n -1- jfgobin
- Post #4
- Forum: Engineering and Comp Sci Homework Help
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Where Did My Post Go? - Help J Find His Thread
Hey, I posted a thread regarding finding people here for some social events, but I can't find it anymore. But I didn't get a notification that my message was deleted. J.- jfgobin
- Thread
- Replies: 3
- Forum: Feedback and Announcements
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Undergrad Can √(a^2+2ab-2ac+b^2+2bc+c^2) Be Complex?
And now it is time to conclude! J.- jfgobin
- Post #15
- Forum: General Math
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Prove that a perfect square is a multiple of some number?
Hello John, 0 = 3\cdot 0, so 0 is a multiple of 3. 1 = 0 + 1 = 3\cdot 0 + 1 J.- jfgobin
- Post #3
- Forum: Calculus and Beyond Homework Help
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Undergrad Can √(a^2+2ab-2ac+b^2+2bc+c^2) Be Complex?
So, now that you have established that \left( a-c\right )^2 cannot be negative, what can you say about \left( a-c\right )^{2}+2ab+b^2+2bc?- jfgobin
- Post #13
- Forum: General Math
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Undergrad Can √(a^2+2ab-2ac+b^2+2bc+c^2) Be Complex?
Can it? Really? Can x^2 be negative if x\in\mathbb{R}?- jfgobin
- Post #11
- Forum: General Math