Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ce162e47d8bad346c62f8d2ce93a1a458ac72a656ef40602d4345e953923212f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^