Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa689b415f41f8d94b2c85f8d61b714b6ecb45cd789899f9e01f50b61b1de64e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^