Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6c80af04acd674ffab1ed67daa7fc5888c0a8c28eb5ea8f0b6705c9057ff298:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^