Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e659b7f76d4597b6c58dded0df92fcbaacbfbeb617e7d4157dc1a1aedaace70e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^