Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a4c68139fce7720a95d6688b9947cc309bef6178b9846d74f2290da04b0fe94:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^