Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bde7ffb46fa727dd1965684acc68ebdf722f0b4b50e906a104da4becbb4db4eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^