Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf537ed9f448fd223efbf71aca468797143230893c8c5a3e82ec781a6ba4dd0e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^