IJulia is a Julia-language backend combined with the Jupyter interactive environment (also used by IPython). This combination allows to interact with the Julia language using Jupyter/IPython's powerful notebook, which combines code, formatted text, math, and multimedia in a single document.
Questions tagged [ijulia-notebook]
198 questions
0
votes
1 answer
Different results for loops with decrement and increment
I have come to realize that I don't get the same result between iterations with increment and decrement. I get a slight difference when this math expression n + (1/(i^4)) iterates and adds a new value over itself 75+ times, being i the number of the…
Joel Flores Sottile
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0 answers
Julia Plot mesh with labeled faces
I have a triangular mesh encoded as
3 x M vertices matrix, whose each column represents vertex of 3d mesh object
3 x N faces matrix, whose each column is a set of 3 column indices of vetrices that define a triangle
N length vector of labels (some…
aberdysh
- 1,634
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- 34
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votes
1 answer
IJulia.notebook() command doesn't execute and block terminal
I recently updated the new version of Mac OS Sierra 10.12.5. I am not sure this is the problem, I just mention it because last time I used IJulia was before updating my version of MacOS.
Now when I try to open IJulia notebook it blocks the…
ChrlTsr
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- 7
0
votes
2 answers
Calling numpy on parallel processors in IJulia notebook
I want to run a simple code in the IJulia notebook which uses the python library numpy. I call numpy with PyCall:
using PyCall
@pyimport numpy as np
This works fine. I then want to split this up to several processors. I add the…
Joshuah Heath
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2 answers
Plotting Method error using PyPlot in IJulia
I am trying to plot a function using PyPlot on an IJulia notebook, but I keep obtaining error messages.
When I ran this code:
function gtest2(x)
6.34*(log2(1+exp(10.0*(x+0.5))))^0.8
end
using PyPlot
x = -1.0:0.1:1.0;
plot(x, gtest2(x));
I got…
ChrlTsr
- 149
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- 7
0
votes
0 answers
Toggle comment IJulia notebook on safari
I am new using IJulia
I tryed every shortcuts to comment some lines that did not work except pressing alt then clicking at the beginning of the line to insert # that works but which is not ergonomic at all.
I am running IJulia 0.5.1 notebook on…
ChrlTsr
- 149
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- 7
0
votes
0 answers
Gadfly adjust axis
I don't have much experiencie with Gadfly package in Julia language and I wish I know if there is a solution for my problem. This is my first question here.
I need to plot a graphic that values in axis x are [1.0 0.1 0.01 0.001 0.0001 0.00001…
Lvi
- 13
- 3
0
votes
1 answer
its possible multiple toggle with mdpad or julia markdown?
I'm trying to doing a multiple toggle with markdown pad but don't work:
```yaml
#: name=d
rac: [3.551, 2.232, 1.402, 1.114, 0.882,…
user7412219
- 134
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- 11
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0 answers
How to use manipulate in julia
I have a problem with the interactive plots.
using Interact, Vega, Distributions
@manipulate for μ in -10:10, σ = 0.1:0.5:5.1
x = -20:0.01:20
lineplot(y = pdf(Normal(μ, σ), x), x=x)
end
This is my result, isn't the widget for manipulate de…
BCampos
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0 answers
How to install ZMQ in Julia 0.5 on mac
I want to install IJulia. But when installing the ZMQ package, I meet some errors. How can I solve them.
The error infomation
ChocolatePi
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votes
0 answers
Plotting in a function in IJulia
I have major issues with the visualization of output while using Julia notebook.
First, I cannot use PyPlot: when typing using PyPlot, I receive the following error message
This call to matplotlib.use() has no effect
because the backend has already…
user16296
- 31
- 5
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0 answers
0
votes
1 answer
Error Installing IJulia - Unknown Package
I installed the Anaconda package and then tried to install the IJulia package and I get:
As you can see Update didnt work either, which was the only possible instruction I could find upon a quick search...
Thanks.
user191919
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-1
votes
1 answer
MethodError: no method matching Lagrange_Polynomials
This is the error message
MethodError: no method matching Lagrange_Polynomials(::Float64, ::LinRange{Float64}, ::Array{Float64,1})
Closest candidates are:Lagrange_Polynomials(::T, !Matched::Array{T,1}, ::Array{T,1}) where T<:AbstractFloat at…
veentz98
- 13
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-1
votes
1 answer
Julia 1.0 - using Querverse
I'm trying to load queryverse and it fails. Is anyone else facing the same? Any suggestions? Can someone help me fix this?
Please follow the hyperlink (error - output) to view the error message! Thanks.
PFA. error - ouput
noob
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