Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70b031d37abd94c3da7d09c8a20e464ff63bb2acde61764e50ff08a07e3824a5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^