Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad5e424c471f5e6feb17e79450ecb3bd9fc98c2a9279f368badd62124ab9e84c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^