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Questions tagged [logarithmic-scale]

Questions on applying common nonlinear scalings to functions or data--useful for making sense of data which varies over a large range.

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2answers
28 views

How to get a 3D plot with logarithmic scale on x axis?

Let's say I want to plot a function $f(x,y)= x^3 y^3 + e^{-x}$ using 3D plot; x runs from 0.00001 to 0.1 and y runs from 1 to 100. Now, I want to have a logarithmic scale along the x-axis. So, how to ...
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0answers
25 views

Logarithmic scale in the legend of a GeoRegionValuePlot

Is there a way to make the bar legends show the values 1 to 9000 using a logarithmic scale than what Mathematica is automatically giving me? Here's my plot: The data I am using: ...
7
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1answer
89 views

Flipping axis on a LogPlot

I want to modify the question in Flipping axis on a plot. How to flip y-axes on a LogPlot? In contrast to Plot, LogPlot does not allow for the ScalingFunctions option so that the first solution ...
1
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2answers
265 views

How to change List Contour Plot to log log scale?

I would like to draw a ListContourPlot in Log Log scale as well as bar legend. But I have no idea about how to do it. Could anyone help me to draw the plot in Log Log scale? ...
2
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1answer
34 views

Nuances of Drawing Vertical Lines on a Log Plot

I'm trying to draw a vertical line on a LogPlot using Epilog. There is a slight issue in the vertical positioning of the line. ...
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0answers
28 views

Using ErrorBars with ListLogPlot in Mathematica 11 [duplicate]

I am trying to insert error bars in a plot with a log scaled y-axis with ...
1
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1answer
45 views

Region plot in Log scale without affecting mesh functions

How can I do a region plot with its mesh function in Log scale? For example, ...
0
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1answer
64 views

Showing the Log(0) (or near zero) in a ListDensityPlot

I have the following long function ...
3
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1answer
70 views

RegionFunction doesn't work in ListContourPlot if also using ScalingFunctions

I am making a contour plot out of a list of values of the form {{x1,y1,f1},{x2,y2,f2},…} I want to plot this on a log log scale so I specify ...
2
votes
1answer
84 views

How to have two different scaled graphics on a plot? [duplicate]

I have two datasets on a ListPlot, but they have very different ranges. What I want to have is something like this. I also want to know if it is possible to frame ...
2
votes
1answer
102 views

Combining Multiple Contour Plots with Different X, Y, and Z Ranges

I am trying to calculate the differences in natural frequencies between two different dynamic models, and I would like to plot these error contours in terms of ues (...
0
votes
2answers
62 views

Scaling a LogPlot to better show its minimum

I've got a function. I want to scale the X-axis in a weird way. I want value of h = 10^-4 to appear in the middle of X-axis. In my plot, shown below, we can't see ...
3
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1answer
147 views

SciDraw issues with LogTicks to make a Log-Log plot

I have the following two functions ...
2
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2answers
90 views

BodePlot with magnitude in db or log scale

I have to plot a BodePlot with magnitude in db or log, but i could not find the option for setting the magnitude scale. ...
0
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1answer
35 views

Getting an empty LogLogPlot

Consider s[t_] := Exp[-t^2] Sin[5 t] sf[w_, n_] = FourierTransform[Exp[-t^2] Sin[n t], t, w]; Then ...
2
votes
1answer
66 views

Is it possible to have histogram in LogLog scale?

Histogram[data,"Log"] will generate an histogram with a log scale on the x axis, but I need a ...
2
votes
1answer
46 views

Bad interaction between options Joined and PlotRange when using ListLogLinearPlot

I am trying to plot data using the ListLogLinearPlot. Here is my initial code: ...
1
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1answer
48 views

ListLogLogPlot origin issues and numerical instability

I have the following long functions f1and f2 dependent on parameters ω and ...
1
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2answers
310 views

How can I do a “linear” fit on a log log plot

I have plotted some data with a log scale on both axes as shown in the image below. I want to be able to fit this data such that the fit appears as linear on this log-log plot but I haven't been able ...
0
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0answers
37 views

Logarithmic solution of the matrix differential equation

I am looking for a solution of the matrix ODE $$\dot{\mathbf{x}}(t) = \mathbb{A} \,\mathbf{x}(t),$$ where $\mathbf{x}(t)$ is a vector and $\mathbb{A}$ is a matrix. I am curious if it is possible to ...
1
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1answer
37 views

How to avoid initial large number evaluation in LogLogPlot

If you run this: LogLogPlot[Echo[x], {x, 10000, 100000}, WorkingPrecision -> 10] You will see the first evaluation point is at a very very large number ...
1
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1answer
75 views

LogLogPlot seems to not use same coordinates as Epilog? [closed]

does anyone know how I can display this plot? ...
3
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1answer
139 views

Log transformed histogram distribution

Bug introduced in 11.0.1 or earlier and persisting through 11.3.0 or later I try to get a Log transformed histogram data I get from a different program ...
0
votes
1answer
43 views

How to combine 3D figure with LogLogPlot to produce 2D figure

I have (x,y,z) set of data and I want to combine 3D figure with LogLogPlot and to produce 2D figure ...
0
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0answers
114 views

ListDensityPlot with Logarithmic plotlegends and ScalingFunctions

With Mathematica 11.3. (11.0 has some bug in ScalingFunctions). I use Jason B.'s method, i.e. ScalingFunction ( see Logarithmic scale in a DensityPlot and its legend). Jason B.'s code ...
1
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0answers
26 views

ContourLogLinearPlot [closed]

Title says it all: how can I do a ContourPlot with a logarithmic $x$-axis? I am attempting to replicate the graph of ISO 226:2003 (see first image) but ...
5
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2answers
283 views

Is it possible to have a region plot with logarithmic scales?

How can I have a region plot with the logarithmic axis? In the following, I have brought the original case which I want to be logarithmic. In this case, I have a density plot and a region plot that ...
0
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1answer
173 views

Logarithmic scaling in a density plot [duplicate]

I think the colors will be more distinguishable with the logarithmic scales. How can I do it for the following plot? Thanx. ...
2
votes
1answer
87 views

Getting asymptotic lines in a electronic filter design plot

I've the following code: ...
2
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3answers
99 views

LogLinearPlot and Plot combined

I'd like to plot Abs[s]/λ - 1 + Log[λ/s] as a function of $s > 0$, for some fixed value for $\lambda$, say 0.1. This function behaves essentially linearly ...
1
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1answer
150 views

Mathematica 11.3 ListLogPlot gives strange error [closed]

Trying to make a very simple Log plot with Mathematica 11.3 on Ubuntu 17.10 ...
3
votes
1answer
70 views

Set a correct scale for a logarithmic graph

I generated a graph from a CSV data which represents T(n), that is, the time taken - in milliseconds - to execute a sort task as ...
1
vote
1answer
102 views

Different scale for different parts of coordinate axis Y

I have a list of points, like: {{0,2.17},{1,1.07},{2,0.53},{3,0.25},{4,0.11},{5,0.03},{6,0.002},{7,-0.015},{8,-0.0227},{9,-0.0250}, {10,-0.024675}, {part tends to zero}} Ok, I would like to plot ...
1
vote
1answer
54 views

Control of SurvivalFunction probability scale

Don't know how to get around this error message:Charting Common Dump Base. Isn't Mathematica supposed to figure it out automatically? ...
0
votes
1answer
55 views

Plot has some holes - Show[LogLogPlot[…],LogLogPlot[…]]

I certainly do not use the Plot feature in Mathematica in its whole glory, but it worked out for me, except for one problem. I wanted to show some plots in a log-log-manner and it just won't show the ...
3
votes
1answer
209 views

How to plot RegionPlot in loglog scale?

Consider some function f[x,y]. I need to plot region of values f[x,y]>=1, with normal scaling for y and with log log scaling ...
3
votes
1answer
61 views

Gridlines in BoxWhisker Chart with Logarithmic Scaling Function

Is there a way to use logarithmically-spaced gridlines in BoxWhiskerChart? I've attempted manually specifying the gridlines as follows: ...
0
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2answers
199 views

Taking log derivatives of data in Mathematica

We have two lists (vectors) of data, y and x, we can imagine x being time steps (0,1,2,...) and y some system property computed at each value of x. I'm interested in calculating the derivative of log ...
0
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1answer
57 views

LogLogPlot doesn't give log-log scale in both axises

I have a function called $sol[x]$. I want to plot it in LogLog SCALE. I write: LogLogPlot[sol[x], {x, 1, 500}, PlotRange -> Full] but y-axis of the output in ...
-1
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1answer
67 views

How do I plot a logarithmic function and a normal one in the same graph(2D) [closed]

It's a really simple question. I want to plot x^2 and the log of x^2 in the same graph. I'm really new to Mathematica so I'm sorry if it's a dumb question
0
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0answers
39 views

Logarithmic Scale on combined graphics of a NonlinearModelFit and ErrorLogLogPlot

I do fit a function from a dataset which I need to display in a LogLogPlot in order to make it display as linear. I do also need to overlay an LogLogErrorBarPlot so they show together in one graphic - ...
4
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2answers
235 views
1
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0answers
54 views

log plot problems

Why does the following code give me two different curves? a = 100; b = -0.1; s = a n^b; LogLogPlot[{s, a n^b}, {n, 1000, 1000000}]
1
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1answer
287 views

Bug in LogPlot reintroduced?

Running the first example LogPlot[x^x, {x, 1, 5}] from the LogPlot documentation I get a plot without ticks highlighted in ...
4
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1answer
103 views

SystemException with LogLinearPlot

In plotting a function with specific set of parameters using LogLinearPlot, Mathematica throws a ...
0
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1answer
437 views

Table with the logarithmic step

Suppose some function y[x]. I need to calculate the table of the value of this function with the logarithmic step of the coordinate, i.e., the operation which corresponds to the Mathematica's command ...
0
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1answer
355 views

Help to change the base in this LogLog Graph

people :) i have this graph in Mathematica the function mumas[y] its defined by ...
0
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1answer
152 views

LogScaled BarLegend for Density Histogram

I am plotting DensityHistograms with a logscaled y-axis with this code: ...
5
votes
1answer
303 views

Two ways to fit a function on data points

I have the following data: ...
1
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0answers
80 views

ListContourPlot in Log scale

I am making a ListContourPlot but want the y-axis in the log scale. I almost got everything from the thread How to do the log scale plot for ListContourPlot. But there both the axes are put to Log ...