Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9dd3c620f97e3c71af76a3fec5cb12da572fe3c4e4e9f225ede54f26dce6658d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^