Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 04fb3aadc839042a8f27a8210bc8402a40359ff97cf14305c806c8ddeabe9c8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^