Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b7d31381af8beeca011b765d2e63e805824824039e51030cd7830836355d004:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^