Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fec760a97349188107129ed91443efe82378c5ff5214a0b1ee2329c71cd74bfc:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^