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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1answer
28 views

Increase thickness of joined ListLogLogPlot[] curve

Here is my code: ListLogLogPlot[{{10^1, 10^1}, {10^3, 10^3}}, Joined -> True, PlotStyle -> Thick] The ...
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1answer
41 views

Three questions to customizing `Ticks` in `Plot`, `LogPlot` and `LogLogPlot`

When making a plot, sometimes I would like to alter the ticks and labeling of the ticks, in particular when doing a LogPlot or ...
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4answers
2k views

Log-log scale smooth histogram

How can I create a smooth histogram with a log-log scale? I can use Histogram[data, "Log", "LogCount"] to get a log-log histogram, or I can use ...
2
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1answer
37 views

Having trouble plotting a logarithmic equation

I want to plot these two logarithmic equations: $\log_{10}x^2 = 6$ $10^{\log_{10}x^2} = 10^6$ $x^2 = 10^6$ $x=\pm 10^3$ This is my code for trying to plot this: ...
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1answer
40 views

Why are LogPlot results different to Plot of log results?

I have the following function for which I want to generate a LogPlot for: ...
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1answer
64 views

Weibull statistics

I have two data sets am interested in finding the weibull modulus and characteristics strength for the two data sets and plotting the data seperately but on the same graph Material (a) 723, 684, ...
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2answers
65 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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1answer
24 views

Inequality in RegionPlot with LogLinear scale

I want to plot a RegionPlot in LogLinear scale. If I try with a simple linear scale, ...
20
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1answer
3k views

Thickness of logarithmic tick marks

Bug introduced in 8 or earlier and persisting through 12.0 I'm trying to plot a graph wit a logarithmic y-axis. Since I'm exporting the graph to pdf and later printing it, I want to manually set the ...
5
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2answers
613 views

ListLogLogPlot with ErrorBars

I have the following data consisting of x, y pairs and errors of y: ...
2
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0answers
33 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: ...
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1answer
359 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 ...
1
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2answers
339 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? ...
7
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1answer
100 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 ...
2
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1answer
47 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
30 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
53 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, ...
7
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1answer
3k views

Asymmetric X and Y error bars on ListLogPlot

The wonderful error bar log plots package ErrorBarLogPlots from V6 no longer positions labels correctly (since ...
2
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1answer
88 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 ...
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1answer
74 views

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

I have the following long function ...
3
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1answer
86 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
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1answer
179 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 (...
3
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1answer
202 views
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2answers
66 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 ...
1
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1answer
88 views

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

does anyone know how I can display this plot? ...
2
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2answers
128 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
39 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
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1answer
125 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
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1answer
49 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
51 views

ListLogLogPlot origin issues and numerical instability

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

Getting asymptotic lines in a electronic filter design plot

I've the following code: ...
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2answers
409 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 ...
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0answers
41 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 ...
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1answer
104 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 ...
3
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1answer
143 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
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0answers
134 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 ...
0
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1answer
46 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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1answer
200 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. ...
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0answers
28 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
291 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 ...
2
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3answers
113 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
175 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
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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 ...
44
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4answers
14k views

How does one set a logarithmic scale in a ContourPlot?

How does one set a logarithmic scale for both x and y axes in ContourPlot in Mathematica?
4
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2answers
2k views

GridLines in LogPlot or LogLogPlot

Suppose I have a plot like LogLogPlot[2 x^5/3, {x,0.1,10}, GridLines->Automatic] How can I achieve to get "custom" gridlines to reduce the number of ...
1
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1answer
56 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? ...
8
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0answers
2k views

ErrorListLogPlot gives wrong error bars on log scale

From this and this post I learned how to use ErrorListLogPlot and its family to add error bars on top of a list of mean values. However, consider this simple ...
0
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1answer
61 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 ...