Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f7d88973545c6fd7c6d1b6e2874af751ab44ce52b80e1d80a4fdf82048cddf0c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^