Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 976843f57258f16be81d325570dfc641b3e13b0b04257cae8ed66c6ec77257bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^