Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 468c7f7a3ece040f4e478ec7204226cd6d17a2e4f22c7f070a62ad0b502a381f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^