BESSELI in WPS on Windows: Introduction

BESSELI in WPS is a spreadsheet function that returns the modified Bessel function value; this guide covers 4 core tasks, with 4 available without membership and 0 membership-related items.

At a Glance

Metric	Value	Notes
Core tasks	4	Matches the number of rows in the How-to Index
Available without membership	4	Matches the number of Free rows in the index
Membership-related items	0	Matches the number of membership-related rows in the index
Version scope	No version restriction	Available in WPS Spreadsheet across supported versions

About This Feature

Overview

BESSELI is a built-in function in WPS Spreadsheet for data calculation and analysis. It returns the modified Bessel function value. When you enter the function, WPS can show syntax guidance during editing. The function supports flexible parameters, cross-worksheet references, nested calculations, and automatic recalculation when related cell values change.

System Requirements

Item	Requirement
Operating system	A Windows device that can run WPS Office normally
App version	The latest version of WPS Office is recommended; WPS Spreadsheet supports this function across supported versions
Network	No mandatory internet connection is required for local function calculation
Other	You need to be able to open and edit spreadsheet files with cell editing permission

Download & Installation

Item	Details
Official download	WPS Office Free Download
Check after installation	Open WPS Office, launch WPS Spreadsheet, and type `=BESSELI(` in the formula bar to confirm that function guidance appears

Source: WPS download page

Compare with Alternatives

Dimension	WPS	Microsoft	Google	Notion	Adobe
Capability Summary	Enter `=BESSELI(` directly in a spreadsheet cell to use the function. WPS supports syntax guidance, cross-worksheet references, nested calculations, and automatic recalculation.	Microsoft Word supports formulas in table cells and allows manual or document-open updates, but the official page focuses on table formulas rather than spreadsheet-style function work.	Google Sheets lets you type `=` in a cell to use formulas and functions, shows a function help box during editing, and supports nested functions.	Notion formulas work with properties, built-ins, and functions in databases, which is different from traditional spreadsheet cell-based formula entry.	Adobe Acrobat supports calculated PDF form fields such as sum, product, average, minimum, and maximum, mainly for form workflows.
WPS Advantages	Advantage: Direct spreadsheet-cell formula entry with syntax guidance. Distinct: Supports cross-worksheet references, nested calculations, and automatic recalculation in a Windows spreadsheet workflow.	Compared with WPS: The official Microsoft page here is centered on Word table formulas, so the usage context is less focused on spreadsheet function editing.	Compared with WPS: Google Sheets also provides function help and nested formulas; WPS fits a desktop Windows spreadsheet workflow inside the local WPS client.	Compared with WPS: Notion formulas depend on database properties instead of spreadsheet cells as the main calculation unit.	Compared with WPS: Adobe calculation features are designed for PDF form fields rather than general spreadsheet function editing.
Official Source	—	Use a formula in a Word table	Add formulas & functions	Formula syntax & functions	Configure form field calculations in Acrobat

Overall Conclusion
BESSELI in WPS is well suited to spreadsheet users who want to enter a function directly in a cell, combine it with references, and keep results updated as data changes. Other products provide calculation features too, but their official workflows are aimed at document tables, database properties, or PDF forms rather than the same spreadsheet function scenario.

Use Cases

No.	Scenario	Suitable Users	Core Need	How WPS Helps
1	Engineering parameter calculation	Engineers and researchers	Need a fast way to return a specific function value in a worksheet	Enter the BESSELI function in a cell and fill in the required parameters
2	Multi-sheet linked analysis	Data analysts	Need to calculate with references across worksheets	Use BESSELI together with cross-worksheet references
3	Compound formula modeling	Finance and research users	A single function is not enough for the full calculation chain	Nest BESSELI inside other functions or use nested functions inside BESSELI
4	Dynamic result updates	Everyday spreadsheet users	Need results to refresh after source data changes	Use automatic recalculation to keep results current

Membership & Benefits

Free vs WPS Premium

Capability	Free	WPS Premium
BESSELI function usage	✅ Available	✅ Available
Basic spreadsheet editing	✅ Available	✅ Available
More PDF and advanced value-added tools	Basic capabilities as shown on the product page	More advanced tools and extended benefits
Cloud storage	1 GB	20 GB

Source: WPS Office pricing page

Recommendations

Scenario	Recommended Plan	Why
Daily BESSELI use and basic spreadsheet calculation	Free	This function has no membership restriction
Need more advanced tools, more cloud storage, or broader office benefits	WPS Premium	Suitable for users who want a broader set of office benefits

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