Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77013cb716e2c1e99dadb811993610f88c8fd846af4d4d2b9af38b5a35010817:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^