Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 84cf1ebef15a0ce8d9b301e690eb1e86922a0e49a765f3262764307a24608e0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^