Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a19d9988cfd7c867d8ed0c0a66fafe1a79d26b03b15109486e600645c27dccfd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^