Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 331ab366309619cc0ce85751cdf97b8f146a4730c1fbb86dfdd56b49e2cea310:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^