發送短信 : Integral Henstock di dalam ruang metrik kompak lokal

 _    _      ___     _    _     _____    _____    
| \  / ||   / _ \\  | |  | ||  |  ___|| |  __ \\  
|  \/  ||  | / \ || | |/\| ||  | ||__   | |  \ || 
| .  . ||  | \_/ || |  /\  ||  | ||__   | |__/ || 
|_|\/|_||   \___//  |_// \_||  |_____|| |_____//  
`-`  `-`    `---`   `-`   `-`  `-----`   -----`