Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2621a09c4a8f8eb265f33eeea6bc53b2dbf8c4748016350054e45f349817d329:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^