Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a6b28dca1de5f97e7f9ecb4705c1dbb8b28abd3c8b939fa05109e20f8c15cfc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^