Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc188440d384499145f2fc1346297536195932a93fdcbb74c68a4604c64de00b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^