Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e82f14c9c50314ae25a97c63c87f24553722b27b7de2ba62c5a5841a3e0cd431:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^