Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75cc2d496f0c903de668fd84656abef553494b3cbae9f47abad3b7fb61b8c06c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^