Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1453bdc7592645aaa24b41cafdf4da0dc2eb2889f84885a87b6d5f219b74a00f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^