Tag Archives: Chart

Plotting Charts With Gaps …

Posted on March 31, 2018 by dougaj4

“How do you get VB6 to initialize doubles with +infinity, -infinity and NaN”… and various sorts of Not a Number. Back in 2012 (When is an xy chart not an xy chart) I concluded that it was not possible to … Continue reading →

Posted in Arrays, Charts, Charts, Excel, UDFs, VBA | Tagged , , , | 7 Comments

Displaying trend line equations on line charts

Posted on April 16, 2017 by dougaj4

This post is prompted by a recent comment at Using LINEST for non-linear curve fitting which found that the trend line formula displayed on a chart was totally different from that found using the Linest function. The problem was caused by using a … Continue reading →

Posted in Charts, Charts, Excel, Maths | Tagged , , , | Leave a comment

Charting a Mathematical Function with Defined Names

Posted on December 15, 2010 by dougaj4

This post is a compilation of information from Stephen Bullen, Jan Karel Pieterse, and George Lungu.  To quote JKP “When doing mathematics, wouldn’t it be nice if we could type an equation into a cell in Excel and immediately see … Continue reading →

Posted in Arrays, Charts, Excel, Maths | Tagged , , , , | 7 Comments

Automating chart scale limits

Posted on April 28, 2010 by dougaj4

Edit 22 Mar 2014:  Also see https://newtonexcelbach.wordpress.com/2012/11/25/automating-chart-scale-limits-update/ for improved version with download link, and example of plotting a chart from a formula entered as text. One of the more annoying things about Excel charts is that if you want to … Continue reading →

Posted in Charts, Excel, UDFs, VBA | Tagged , , , , | 8 Comments