Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e710f885e87c867f2549a9df69f45a3389a5e20c2c77202f0d5c857c5c6da980:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^