/usr/share/doc/axiom-doc/bitmaps/mu.bitmap is in axiom-hypertex-data 20170501-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #define mu_width 16
#define mu_height 16
static char mu_bits[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x30,0x30,0x18,0x30,0x18,0x38,0x1c,0x18,
0x0c,0x18,0x0c,0x1c,0x0c,0x3c,0x1f,0xfc,0x1f,0xee,0x0d,0x06,0x00,0x06,0x00,
0x06,0x00};
|