Questions tagged [grapher]

Grapher is a 2D and 3D graphing application that comes bundled in Mac OS X

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0answers
12 views

How to draw an animated point to point line in grapher

I am using grapher and want o create some animations for a PHY class. I have figured out how to animate a dot moving in a circle, and what I am trying to do is draw a line from the dot as i moves ...
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1answer
24 views

Grapher: Edit or enter data points directly in the graph with the mouse?

Rookie Grapher User. I'm creating 2D piecewise linear curves using Grapher. So far I've only discovered how to enter or edit datapoints via the "Edit Points..." button at the top of the ...
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1answer
67 views

Can I find the source code for Grapher?

Grapher is an application that is installed on macOS by default. Can I find its source code, or is it proprietary?
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2answers
49 views

Cannot open graph .gcx file saved by Grapher

I'm facing an issue where I am unable to re-open any saved graphs that have a contour plot inside. For example, if you plot sin(x)*cos(y) and save it, you will not be able to reopen it in Grapher. It ...
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0answers
118 views

Grapher can not open saved file if axis numbering orientation is changed

When I try to open a saved Grapher file after doing the following with Grapher on my iMac, I get (presumably from the Grapher) the error message The document "xxx" could not be opened and can not ...
2
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1answer
128 views

How to restrict the domain of a function in Grapher?

In some math software, you can restrict the domain of a function by adding a command and the conditions after the function definition. Example, for Symbolab: x^2, x >0 But this doesn't work in ...
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0answers
21 views

How to change the function plot colour in Grapher and make it persistent?

Here's y=x^2 plotted in blue: I coloured the function by going to "Window > Show Inspector". So all is nice and smooth, but when I change the function to, say, y=x^3, the plot turns black and has an ...
6
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1answer
667 views

Can Grapher plot periodic functions, other than trigonometric ones?

That is, something like: f(x) = f(x+c) Where c is an arbitrary constant. Examples: How might I get grapher to chart this or select an appropriate tool to visualize these functions?
2
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1answer
139 views

macOS Grapher recursive function

Can grapher in macOS work with recursive functions??? If so how? There doesn't seem to be an obvious way and there are no answers to this online. Thanks
2
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1answer
181 views

In Grapher, can functions be used to define parametric curves?

I'm drawing a curve using matrices in Grapher, for instance: However, any time I try to use a function (i.e. a(x)) as a matrix element: I get errors: I've looked through the unofficial manual, but ...
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1answer
55 views

Symbolic integration in Grapher.app?

Several months ago I was using Grapher, something strange happened. Instead of going to Equation → Integrate, I clicked the symbols menu (with the summation notation, cube root, etc.) and clicked the ...
3
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1answer
415 views

How do I delete an equation in Grapher?

What it says in the title. There is no obvious way for me to remove an equation in Grapher. I used Grapher a few years ago and I probably knew how to then, but I cannot remember now.
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1answer
81 views

How to shade region between polar curves in Grapher?

I've graphed two polar curves and would like to shade the region inside one and outside the other. When I select the two equations and then select Integrate from the Equation menu, I get the error ...
3
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0answers
89 views

Grapher Having Problems After High Sierra Upgrade

My wife just upgraded to OS 10.12.6. She uses Grapher to make pictures for work. Now Grapher can no longer read her old .gcx files. She had a template she was using a lot. So, she had to remake ...
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1answer
208 views

Leave superscript mode in Mac Grapher

Mac Grapher has is a keyboard shortcut for entering superscripts: use the ^ key. For instance, you can type x^2 to get the expression x2. Once I've entered superscript mode, how do I leave ...
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0answers
178 views

Parameters in Grapher

I am trying to plot a family of similar functions in built-in Grapher. I read that one way to do this is to write one formula for all functions to be plotted and then define the parameter by which the ...
3
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1answer
843 views

Can Grapher evaluate a function?

I just noticed that Grapher fails to evaluate a function at a constant. In the image, the graph of y = c should of course be a horizontal line. Is there a way to fix or work around it? This seems ...
0
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1answer
368 views

Mac Grapher Complex Error Function

I understand the the Grapher app in Mac OS X comes with erf and erfc, the error function and complementary error function. However, when I define y = Re[erfc(-ix)], the Grapher app just returns y(x) ...
1
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1answer
78 views

Is Grapher able to display values in the x-axis as (π/2), (π), (3π/2), (2π) rather than 1,57, 3,14, 4,71, 6,28 (and so on.. )?

As title says.... Is Grapher able to display values in the x-axis as (π/2), (π), (3π/2), (2π) rather than 1,57, 3,14, 4,71, 6,28 ?(and so on.. ) ?
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1answer
1k views

Which font is used when I export formulas from Grapher?

You can export formulas from Grapher with drag&drop. Which font is used for this? I want to write some stuff in the same font in Keynote, but I cannot find the correct font...
4
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1answer
2k views

Vector dot product and scalar multiplication in Grapher.app

I'm trying to play around with vectors in Grapher.app, but I'm getting an error when I try to A: multiply two vectors (specified as a vertical matrix) together, and B: multiply a vector by a scalar ...
4
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1answer
176 views

How do I increase significant digits in Grapher?

How do I increase the significant digits in Grapher?
3
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2answers
6k views

How do I shade the region between two curves in Grapher?

How do I shade the region (or area) between two curves in Grapher? I'm looking for a way to do this in a 2D graph. The only example which comes close to this is the "Evaluation and Integration" ...
6
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3answers
6k views

How Do You Label The 3D Axis in Grapher?

I want to label each axis with an x, y, and z. I know it's possible to label x and y axes in 2D view, but for some reason, I can't do it in 3D view. Any suggestions?
3
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4answers
452 views

Plot drawing software

Could you please recommend me software for drawing plots? I need something like the Grapher application that is included with Mac OS X but with these functions: Axis naming Error bars Advanced ...