Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 305b0138911f910e45530d9b2dd515b71bd51d10c84de9f0d1205f2927a0462d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^