Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90f3af3c828d00f406660feaf2a8a8b46a39b3cdc0500c220e5f94fb5a675822:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^