jam posted Dec 5 '18 at 12:50 am
For some days, neither of my UF5 or UF6 could access the formula database for updates. Now I notice that my UF6 again updates properly when I select that option, but my UF5 still annot connect. Can this be corrected?

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recent by Frederik Slijkerman  ·  Dec 10 '18 at 1:12 pm
JVYV posted Dec 4 '18 at 9:19 am
On several pages of the UF6 manual (uf6-manual.pdf) near the end of the manual, there are overviews of settings to be used in de formula editor of UF. Hearby an example on page 265.
When I put the cursor of my mouse upon it to see the link and the explication of it, I see a link that probably comes from the computer of Frederik himself. Of course, I cann't read that help files and should
5c0645f1d39ea.png
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recent by Frederik Slijkerman  ·  Dec 10 '18 at 12:51 pm
Urs posted Nov 24 '18 at 11:43 pm
Hi, I'm attaching two renderings of the same location, (A) using anti-aliasing (3×3, depth 2, threshold 0.1), and (B) by simply taking a high resolution (just under 4×4 the target resolution) and downsampling the result. Variant B not only finished in less than a third the time, but also resulted in a picture with far fewer bright solitary pixels, which were the reason why I saw a str
5bf9d742d8b6e.png
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recent by Urs  ·  Nov 30 '18 at 9:09 pm
JVYV posted Nov 29 '18 at 11:39 am
Hi All,

The November 2018 collection of the parameter files (only one but a very beautiful one) of is sent to the cloud..

You can find them at the cloud of Microsoft:
https://onedrive.live.com/redir?resid=2AB35EAF574CA6CE!1034&authkey=!ALIZio6ZmgV1aAo&ithint=folder%2ctxt

Greetings from Belgium,

Jan Vyvey

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Greetings,

For those who don't know me, I am an Ultrafractal user of its first hour. I am the mde.* among the formulas.

Just to say that my website, www.pruniermei.ca, will be closed at the beginning of december. So, if you have some links to it, you'd be better to change it. I will move what I want to keep on Blogspot at this adress: https://pruniermei.blogspot.com/, so you can make the
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JVYV posted Oct 30 '18 at 3:45 pm
Hi All,

The October 2018 collection of the parameter files of is sent to the cloud..
Please read the readme.txt file.
You can find them at the cloud of Microsoft:
https://onedrive.live.com/redir?resid=2AB35EAF574CA6CE!1034&authkey=!ALIZio6ZmgV1aAo&ithint=folder%2ctxt

Greetings from Belgium,

Jan Vyvey

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Mark Townsend posted Oct 24 '18 at 12:17 pm
For those who like their gnarl the old fashioned way I've uploaded a fractal formula version of Dynamical Systems. Find it in mt.ufm. There are far fewer parameters than the coloring algorithm. For info on that see here...
https://www.ultrafractal.com/forum/index.php?u=/topic/566/new-dynamical-systems-coloring-algorithm

I've also added four new dynamical systems functions to mt.ulb. Three
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recent by Otto Magus  ·  Oct 24 '18 at 7:16 pm
Here are some belated examples and a few tips...

The first example is a good starting point for exploration. Note that the Drawing Method on the Formula tab is set to One-pass Linear and that Repeat Gradient on the Outside tab is un-checked. The gradient is greyscale. You can try other types of gradients but the results will vary.

20181013aDynamicalSystemsExample#1 {
fractal:
title="201
5bc1d5f885579.jpg
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recent by JVYV  ·  Oct 14 '18 at 3:39 pm
JVYV posted Aug 2 '18 at 11:23 am
Hi All,

The July 2018 collection of the parameter files of UF (4x) is sent to the cloud..
You can find them at the cloud of Microsoft:
https://onedrive.live.com/redir?resid=2AB35EAF574CA6CE!1034&authkey=!ALIZio6ZmgV1aAo&ithint=folder%2ctxt

Greetings from Belgium,

Jan Vyvey

1replies
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recent by Liesbeth Quak  ·  Oct 13 '18 at 8:19 pm
Find it in mt5.ucl.

This coloring algorithm is based on Chapter 14 of Clifford Pickover's book Computers, Chaos, Pattern and Beauty, where here introduced "Popcorn" and a number related gnarly equations. The rendering method used in the book, and here, is similar to that used by Flame Fractals. This doesn't suit Ultra Fractal's native method of calculating fractals, so the whole process has
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recent by Liesbeth Quak  ·  Oct 13 '18 at 8:06 pm
gerrit posted Jul 30 '18 at 7:56 pm
I attempted to implement a perturbation method for this fractal:

w <-- w/z
z <-- z^2+w^2+c

but it does not give the right result. Suggestions anyone?

MandelFoamPT {
init:
#z = sqrt(-1/2)
loop:
#z = #z^2 + #pixel
bailout:
|#z| <= @bailout
perturbinit:
#dz = 0
w = sqrt(1/2)
perturbloop:
wo = w
w = w/#z;
#dz = 2*#z*#dz + sqr(#dz) + wo^2 + #dpixel
default
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recent by gerrit  ·  Aug 22 '18 at 3:58 am
JVYV posted Jul 1 '18 at 10:21 am
Hi All,

The June 2018 collection of the parameter files of UF (only one) is sent to the cloud..
You can find them at the cloud of Microsoft:
https://onedrive.live.com/redir?resid=2AB35EAF574CA6CE!1034&authkey=!ALIZio6ZmgV1aAo&ithint=folder%2ctxt

Greetings from Belgium,

Jan Vyvey

2replies
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recent by Liesbeth Quak  ·  Jul 26 '18 at 7:21 pm
jucarbi posted Jul 25 '18 at 4:15 am
Hi All, I have asked Frederik but received no response so am asking here. I have UF 504. Can i upgrade (at the upgrade price) to UF 6 Extended Edition? Thanks in advance for any help.

Jay

2replies
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recent by Frederik Slijkerman  ·  Jul 26 '18 at 9:53 am
gerrit posted Jul 17 '18 at 4:09 am
Seems like the outer iteration variable is reset in the inner loop.
Example below.

class Bug {
static func printCoeff(int K,int M)
$define DEBUG
int i=0
int j=0

while(i<=K)
;print("i1=",i)
while(j<=M)
if i>0
; never get here, i is reset to 0?
print(i, " ", j)
endif
;print("i2=",i)
2replies
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recent by gerrit  ·  Jul 17 '18 at 3:30 pm
Imran posted Jul 9 '18 at 3:29 pm
Hey every one...

I am returning to ultrafractal-ing after some 3 or 4 years. I think I still got it, Heheheh...

Just found out that v6 is out and kicking, I've downloaded and gonna check it out.

Just some quick questions:
Are the v6 parameters backward compatible with prev versions? At least to v5?

And if I open/save or edit/save a lower version parameter in v6, will it be re
2replies
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recent by Frederik Slijkerman  ·  Jul 11 '18 at 9:30 pm
I took some time to read through the interface changes in v6 and the Bugs forum category. I have extensively used UF4 and 5 previously and now I am not confident if I will comfortably be able to adjust myself to the new interface right away.

So, I was thinking to keep previous version while I learn the in's and out's of the new v6. Is it safely possible or likely to mess up both or one of the
4replies
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recent by Frederik Slijkerman  ·  Jul 11 '18 at 9:29 pm
JVYV posted Jun 19 '18 at 9:55 am
Hi all,

Since the beginning of working with the Mandelbrot fractal, I was always interested in the point with coördinates (-2,0) because it seems to be some kind of border with nothing at the other side. Yesterday I dit a test and I zoomed in with a magnification of 1E-1, 1E1, 1E100, 1E1000, 1E2000, 1E3000 and 1E4000 (the max of UF6) and very strange, the image on the screen remained the
5b28c46d9aabe.jpg
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recent by JVYV  ·  Jun 22 '18 at 10:14 am
gerrit posted Jun 3 '18 at 2:33 am
For given width, height, magn, how can I obtain the #pixel spacing? For a square image it seems 4/#magn/#width, but for other aspect ratios I can't figure it out.

2replies
132views
recent by gerrit  ·  Jun 14 '18 at 8:13 pm
gerrit posted May 21 '18 at 11:35 pm
Is there any way to make formula variables visible in the coloring formula loop? I'm trying some fractals with more than one variable z and need to use both in coloring.

I have an ugly workaround basically doing all the coloring in the fractal formula and stuffing the color index in #z at the end and then just setting #index = #z in the coloring formula.

1replies
131views
recent by Frederik Slijkerman  ·  May 25 '18 at 8:15 am
keith posted May 12 '18 at 12:58 am
Hi Frederik,

I have a list of complaints and requests for 6.01. I'm using Windows 10.

Make it so that the Render to Disk window can be minimized or allow it to move to the back so that I don't have it in the way of my workspace during a render.

This isn't too much of a problem... but if I inadvertently close the Render to Disk window during a render, allow it to be reopened without c
1replies
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recent by Frederik Slijkerman  ·  May 18 '18 at 12:59 pm
I've got an annoying issue with UF 5.04 EE. The formula files below show up as black and white when I click to do a New Fractal. If I double click on a specific formula, it'll then load with whatever gradient I've chosen in the options in a new Fractal# window. I've tried repeatedly changing the gradient then restarting UF and even restarting the computer. It didn't used to act like this. I notic
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recent by Judson Cottrell  ·  May 9 '18 at 9:08 pm
Synthfoster posted Apr 11 '18 at 2:52 pm
Hi!
I´m experiencing lots of crashes with UF 6.01 nowaydays.

I recently reinstalled Windows 10 on my computer and after that when I installed UF 6 and started the software it crashed, installed 6.01 and it has been crashing all the time.
Mostly when I´m "multitasking" in UF (making quick changes before it has rendered what im doing).

Sometimes it just gets stuck in the
4replies
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recent by Velvet--Glove  ·  Apr 16 '18 at 4:37 pm
JVYV posted Apr 1 '18 at 12:23 pm
Hi All,

The March 2018 collection of the parameter files of UF is sent to the cloud..
You can find them at the cloud of Microsoft:
https://onedrive.live.com/redir?resid=2AB35EAF574CA6CE!1034&authkey=!ALIZio6ZmgV1aAo&ithint=folder%2ctxt

Greetings from Belgium,

Jan Vyvey

1replies
158views
recent by Liesbeth Quak  ·  Apr 9 '18 at 4:53 pm
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