Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 82c206210202c8ab7639223261935dd5c0b411ca07c68565e211b59288eecf9e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^