Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e54e07f05b0afb3c18aa72f3bfca7608389ce7e9b2de059d35f11a5be242eca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^