Ask Your Question

roganov's profile - activity

2023-11-04 09:17:39 +0100 received badge  Popular Question (source)
2023-11-04 09:17:39 +0100 received badge  Notable Question (source)
2021-05-04 23:29:08 +0100 received badge  Good Question (source)
2021-05-04 19:35:21 +0100 marked best answer Strange error in integration

[roganov@aorus bin]$ ./sage
┌────────────────────────────────────────────────────────────────────┐
│ SageMath version 9.2, Release Date: 2020-10-24                     │
│ Using Python 3.8.5. Type "help()" for help.                        │
└────────────────────────────────────────────────────────────────────┘
sage: var('x')                                                                  
x
sage: h = cos(1/2*x)*sqrt(4-x^2)                                                
sage: integrate(h,x)                                                            
integrate(sqrt(-(x + 2)*(x - 2))*cos(1/2*x), x)
sage: integrate(h+x,x)                                                          
1/2*x^2
sage: integrate(cos(1/2*x)*sqrt(4-x^2)+x,x)                                     
1/2*x^2
2021-05-04 19:35:21 +0100 received badge  Scholar (source)
2021-05-04 19:07:20 +0100 received badge  Nice Question (source)
2021-05-04 15:38:07 +0100 received badge  Student (source)
2021-05-04 15:25:40 +0100 asked a question Strange error in integration

Strange error in integration [roganov@aorus bin]$ ./sage ┌─────────────────────────────────────────────────────────────