Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb1388372ea014fd8efe51399b47105a2a9fc5e7d7673566b9d4b13d6c5188f1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^