Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70c8fc58a53ed0336108bfe94d8b341ed5155eea75b4e33e2b564537930814f4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^