Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90d332b480a73badfdd1445452ca562feac8bab6d77b9079db21c36d91e25140:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^