Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 601fb27b3bec5a6eb033f7b455bc68f5c9f4a1fbd45ec78151310840a258968c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^