Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01123a5a84bd3054665863d8c0763f3a48d525dee3b50f370896976f0754904f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^