Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 05d9028deaf0b9fb4327075e13725a4c809a742161a7e56ac23415c5e8d4a91b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^