Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e52f55cfa3babb8f48d7aec0c2cf1144bf82f61f906308595472fe2f536cb137:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^