Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f991dc3a56c8d4af5511077878b80fb329e559008ad95ce0466238f43cc1c4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^