✔Expand Excel native math function with a super set of powerful solvers.
✔Use the solvers in standard formulas exactly like native math functions.
✔Runs on all Localized-Windows versions.
✔No coding. No learning curves. Just basic Excel spreadsheet skills.
✔Lightweight add in with superfast 20-sec installation and you are up and running.
✔State of the art proven algorithms that work with superior performance.
✔Share your results workbook easily with your co-workers.
✔Evaluate free to your satisfaction.
✔Get prompt support and answers to questions from our experienced team.
".. the ability to share models and results in a highly familiar platform..with near-zero learning-curve in using the program, have compelled me to break from the past and put in the effort to move our models to ExceLab."
"It is easy to learn and support provided by the admin staff is very nice. If anyone working on multi PDEs equation problems, just try this one you will love this solver"
"I found excel-works derivative functions quite useful. I was particularly pleased with the prompt response for assistance when I required some technical issues to be resolved....."
ExceLab is a unique add-in which extends Excel native math functions with a super set of powerful calculus functions. You use these functions in standard or array formulas just like native functions to solve elementary and advanced calculus problems including:
The functions offer you state of the art algorithms to effortlessly and accurately solve calculus problems with just basic spreadsheet skills and no programming. Navigate the Tabs above for quick examples.
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Use NLSOLVE to solve a system of nonlinear equations
Find least error solution to coupled equations and inequalities constraints
Find Roots of non-linear equations
Proven Levenberg-Marquardt Algorithm
Use PDSOLVE or to solve partial differential equations
Use PDASOLVE to solve partial differential algebraic equations
Robust Method of Lines with adaptive time step
Multiple regions with discontinuous properties
General boundary conditions
Flexible output formats for plotting transient and snapshot views
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Optimize your model parameters for best fit with experimental data
Estimate differential equations parameters
Maximize or minimize an objective formula subject to dynamic constraints with Excel Solver
See related journal publication Rapid Modeling and Parameter Estimation of Partial Differential Algebraic Equations by a Functional Spreadsheet Paradigm.Math. Comput. Appl. 2018, 23, 39.
Find such that
Obtain rapid solutions with minimal effort and simple formulas.
Novel structured direct solution procedure combining Excel Solver with the calculus functions.
Method applicable to general (non standard) forms of optimal control problems .
Remarkable convergence and performance illustrated by several examples.
Consistent and sometime better results than complex methods.
See related journal publications
Rapid Solution of Optimal Control Problems by a Functional Spreadsheet Paradigm: A Practical Method for the Non-Programmer. Math. Comput. Appl. 2018, 23, 54.
Novel Spreadsheet Direct Method for Optimal Control Problems. Math. Comput. Appl., 23, 6, 2018.
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lightweight efficient library with one click installation and you are up and running.
State of the art proven algorithms that work. Best default settings yet you have full control with optional arguments.
Get rapid solutions to elementary and advanced calculus problems effortlessly with simple formulas in familiar Excel. Leave tedious coding and expensive complex tools behind
Flexible licensing plans that suit your needs.
Excel is virtually on every computer. Very easy to learn the basics and use.
Help your students spend their time solving problems, not figuring out how to use complex tools.
Intutive yet powerful differential equations solvers and integrated optimization.
Simplified effective approach to optimal control problems for Engineering and Social Studies.