Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb1d7edc6dd02750e4f9650d424305fb133d46e1e404d3c71a4a5fafe7cd6339:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^