About the Author

Sean Lawyer

As one of GrapeCity’s product managers, Sean Lawyer enjoys creating awesome new software tools with the GrapeCity team. Before starting his career in the software industry more than 20 years ago, Sean earned a Bachelor’s of Science in Computer Science and Mathematics from Duke University. In his free time, he enjoys recreational mathematics, role-playing games, and solving puzzles.

Latest Posts

New XLOOKUP and XMATCH Functions

Spread.NET 13 WinForms introduces support for two important new Excel calculation functions, XLOOKUP and XMATCH. In this blog, we'll review a few different examples to demonstrate how they operate.

November 17, 2019

Using the new Dynamic Array Formulas available in Spread.NET 13 Windows Forms, you can easily create dependent drop-down lists and use them to generate a filtered report.

November 7, 2019

Create a Crosstab Report with Three Simple Dynamic Array Formulas

Using Spread.NET 13 and the Dynamic Array support, it's easy to create a powerful crosstab report with three simple formulas.

November 6, 2019

Spread.NET 13 WinForms and Dynamic Array Functions

Spread.NET 13 WinForms includes support for dynamic arrays and six important new functions. This article describes each of those new functions in-depth.

November 6, 2019

Spread.NET 13 is Released

This article gives an overview of all of the new features and enhancements in Spread.NET 13.

November 5, 2019

Spread.NET v12.2 is Released

Release announcement of Spread.NET v12.2, the second service pack release of 2019.

August 12, 2019

Spread.NET 12 Service Pack 1 is Released

Spread.NET 12 includes a wide variety of enhancements that improve performance, upgrading experience, and Excel-like features.

May 28, 2019

Spread.NET 12 Windows Forms Calculation Part 4 - Formula Tracing and Auditing

This blog explains how to use Spread.NET features for formula reference tracing to visualize cell relationships and error-check calculations.

April 12, 2019

Custom Function using Parallel.For to Optimize Returning Array Result

Users need to know how exactly they can use array formulas in their spreadsheets; this blog explains.

March 26, 2019

Applying Language Packages for Formulas in .NET Spreadsheets

Applying language packages for formulas in .NET spreadsheets.

February 19, 2019