Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 40d8c70b5f145372b8791d23d9b2f5417d1f26187e764ce706f3e1a935c61b91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^