Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 902611f61a164719d4288e044f9296f894aff9152bf75d1c5749d416831ddf4e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^