Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 931b9d88db422710b1172bcd4b7b5a81a33d4616a86f6b42ac4009f905de2345:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^