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Forum: Analysis

Real, Complex, and Functional Analysis

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Discussions on the convergence of integrals and series

    Started by ZaidAlyafey, May 13th, 2013 16:56
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 10,732
    May 31st, 2014, 20:49 Go to last post
  1. Normal Thread Normal Threads

  2. Every Closed Set in R has a Countable Dense Subset

    Started by joypav, September 16th, 2018 18:34
    $cdot$, closed, countable, set, sets
    • Replies: 5
    • Views: 138
    Yesterday, 13:29 Go to last post
  3. Piece-Wise Linear Function

    Started by joypav, September 19th, 2018 23:29
    continuous, function, linear, piece-wise, provided
    • Replies: 5
    • Views: 89
    Yesterday, 12:19 Go to last post
  4. proving that solutions of a equation are irrational

    Started by ranga519, September 16th, 2018 18:11
    equation, irrational, proving, solutions, x^3
    • Replies: 1
    • Views: 76
    September 16th, 2018, 18:25 Go to last post
  5. Examples for continuous

    Started by Alexis87, September 16th, 2018 11:20
    • Replies: 1
    • Views: 50
    September 16th, 2018, 12:59 Go to last post
  6. Continuous proof

    Started by Alexis87, September 10th, 2018 11:24
    • Replies: 1
    • Views: 90
    September 16th, 2018, 08:48 Go to last post
  7. Examples

    Started by Alexis87, September 11th, 2018 11:00
    • Replies: 1
    • Views: 100
    September 11th, 2018, 15:45 Go to last post
    • Replies: 0
    • Views: 116
    September 11th, 2018, 07:57 Go to last post
  8. Proving of continuous functions

    Started by Alexis87, September 9th, 2018 09:52
    • Replies: 3
    • Views: 121
    September 10th, 2018, 08:23 Go to last post
  9. Proof Continuous at x = 0

    Started by Alexis87, September 9th, 2018 10:12
    • Replies: 2
    • Views: 96
    September 9th, 2018, 22:26 Go to last post
  10. [SOLVED] Real Analysis, Sequences in relation to Geometric Series and their sums

    Started by joypav, September 1st, 2018 22:35
    direction, greater, number, problem, real
    • Replies: 3
    • Views: 212
    September 3rd, 2018, 20:34 Go to last post
  11. [SOLVED] set of points on the complex plane

    Started by Cbarker1, September 2nd, 2018 18:04
    • Replies: 1
    • Views: 114
    September 2nd, 2018, 18:21 Go to last post
  12. [SOLVED] Modulus inequality Problem

    Started by Cbarker1, September 2nd, 2018 08:36
    complex, left|, modulus, right|left|, work
    • Replies: 3
    • Views: 114
    September 2nd, 2018, 14:13 Go to last post
  13. [SOLVED] Real Analysis, liminf/limsup inequality

    Started by joypav, August 30th, 2018 22:30
    analysis, inequality, liminf/limsup, problem, real
    • Replies: 2
    • Views: 152
    August 31st, 2018, 20:08 Go to last post
  14. Real Analysis, liminf/limsup Equality and Multiplication!

    Started by joypav, August 31st, 2018 08:57
    leq, limsupa_n+b_n, limsupa_n+limsupb_n$, provided, real
    • Replies: 0
    • Views: 73
    August 31st, 2018, 08:57 Go to last post
  15. norm of an integral operator

    Started by sarrah, August 30th, 2018 13:24
    integral, norm, operator, question, simple
    • Replies: 0
    • Views: 69
    August 30th, 2018, 13:24 Go to last post
  16. [SOLVED] Show that f is injective

    Started by mathmari, June 1st, 2018 16:32
    2 Pages
    1 2
    convex, holds, ldots, mathbbr^n$, vdots
    • Replies: 12
    • Views: 1,307
    July 7th, 2018, 11:05 Go to last post
  17. [SOLVED] f has an uniquely defined global minimum

    Started by mathmari, June 10th, 2018 05:43
    2 Pages
    1 2
    ddots, defined, ldots, minimum, vdots
    • Replies: 12
    • Views: 474
    July 7th, 2018, 10:55 Go to last post
  18. [SOLVED] Image of each open subset is open

    Started by mathmari, June 17th, 2018 10:37
    function, hint, open, proposition, subset
    • Replies: 4
    • Views: 377
    July 7th, 2018, 10:54 Go to last post
  19. [SOLVED] Is the system uniquely solvable?

    Started by mathmari, June 24th, 2018 11:33
    give, hint, solvable, system, uniquely
    • Replies: 3
    • Views: 318
    June 24th, 2018, 14:48 Go to last post
  20. [SOLVED] Inverse Laplace transform

    Started by evinda, June 11th, 2018 14:42
    2 Pages
    1 2
    ds$$, e^st, inverse, laplace, transform
    • Replies: 10
    • Views: 528
    June 12th, 2018, 04:58 Go to last post
  21. [SOLVED] Approximation theorem of Weierstrass

    Started by evinda, June 1st, 2018 14:55
    2 Pages
    1 2
    • Replies: 17
    • Views: 755
    June 9th, 2018, 04:28 Go to last post
  22. [SOLVED] Show that integral is finite

    Started by evinda, June 4th, 2018 13:01
    e^-2, lambda, number, show, x^2
    • Replies: 4
    • Views: 233
    June 6th, 2018, 04:44 Go to last post
  23. [SOLVED] Show that f is that form

    Started by mathmari, May 30th, 2018 13:23
    2 Pages
    1 2
    $0$, $f$, equal, function, show
    • Replies: 18
    • Views: 565
    June 2nd, 2018, 21:49 Go to last post
  24. Show inequality using the mean value theorem

    Started by mathmari, May 26th, 2018 23:18
    3 Pages
    1 2 3
    holds, left, show, theorem, yin
    • Replies: 26
    • Views: 908
    June 2nd, 2018, 05:32 Go to last post
  25. Linearity and continuity of maps

    Started by mathmari, May 9th, 2018 06:06
    2 Pages
    1 2
    linear, mathbbr$, norm, sup_|x|leq, t_1
    • Replies: 13
    • Views: 745
    May 20th, 2018, 07:22 Go to last post
  26. Are the sets path-connected?

    Started by mathmari, April 30th, 2018 17:34
    connected, mathbbr^2, path-connected, set, wondering
    • Replies: 3
    • Views: 220
    May 1st, 2018, 14:23 Go to last post
  27. Open cover

    Started by mathmari, April 25th, 2018 14:43
    2 Pages
    1 2
    $$s_1=left, frac3x2right, fracx2, left, open
    • Replies: 16
    • Views: 616
    April 30th, 2018, 14:40 Go to last post
  28. on the spectral radius of bounded linear operators

    Started by sarrah, April 29th, 2018 11:05
    ds$, eigenvalue, integral, operator, varpsis
    • Replies: 3
    • Views: 201
    April 30th, 2018, 03:19 Go to last post
  29. [SOLVED] Maximum and minimum of f(x,y)

    Started by mathmari, April 27th, 2018 19:49
    function, maximum, x^2, y=begincasesy-x, ygeq
    • Replies: 2
    • Views: 191
    April 28th, 2018, 11:40 Go to last post

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Top 177 Thread Starters For "Analysis"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
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2dwsmith11.8134Does a 3D plot of complex func...
3evinda6.878Inverse Laplace transform
4mathmari5.259Is the system uniquely solvabl...
5ozkan123.944metric function and sets
6Alexmahone3.236sup C = sup A + sup B ?
7ognik2.326Please check this complex inte...
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9OhMyMarkov2.124Least upper bound - greatest l...
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13ianchenmu1.517Wedge product and change of va...
14shen071.416Integral Using Laurent Series
15joypav1.315Piece-Wise Linear Function
16Olok1.113Evaluating a rational function...
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17pantboio1.112infinite products defining ent...
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18suvadip1.011Dirichlet's conditions
19Cbarker10.89set of points on the complex p...
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20Boromir0.78Invariant subspace for normal ...
21chisigma0.67Is Cesaro-Stolz theorem applic...
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21Julio0.67Convergence in topological spa...
22StefanM0.56Finding values for a harmonic ...
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23solakis0.45Cauchy sequence
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23NoName0.45Does this count as a proof for...
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24Fantini0.44Legendre Polynomial and Legend...
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25James0.33Complex integration
25Also sprach Zarathustra0.33Arzela's lemma(in Russian!)
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25TaylorM01920.33A Quick Question About Orthorn...
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25asqw1210.33Analytic function II
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