Bessel Function Calculator
Calculate Bessel functions J, Y, I, and K of various orders.
Function Parameters
Bessel Equation
x²y'' + xy' + (x² - n²)y = 0
Quick Values
Bessel Function of First Kind J_n(x)
0.22389078
J_0(2)
Derivative
-0.57672481
Values for Different Orders
J_0(2)0.223891
J_1(2)0.576725
J_2(2)0.352834
J_3(2)0.128943
J_4(2)0.033996
J_5(2)0.007040
Properties
- • J_n: bounded, oscillating
- • Y_n: singular at x=0
- • I_n: exponentially growing
- • K_n: exponentially decaying
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Handbook of Mathematical Functions
by Abramowitz & Stegun
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.