Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> db5ff40dbb641d9c8dcc152eb1b4c27e8908446ed52f488fe69244b532f324dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^