Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81771dd8bf54e090960c7b3c2efffd8dcd7cc134ab98b011e138238689049015:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^