Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 244bc252e68c9714f61eecaddab30baf7c34ef22cb5e1dc1263ed3cce1b64c9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^