Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b32f6204f5f8961fe294e297a2a3b2c0370f0f777a308f107668f5e55b642a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^