Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 54f20ece67c86d6eeaadbc13ac37da9777caed137e63ad1a2c3ca980ba90243b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^