Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0769c271bf56e54f91443efec28134c182eeb7d70e811d60a0fa20f619610111:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^