Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c736a91a8c5ed2a5a70e65c984857d1436c98bfd079a6b26fda19ffa6d5bb79a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^