Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ff588a7c71e85840f486e89769b3e263f9b1336947f888a60259712f564006b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^