Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7f1e8291eaba3bdb578f0dba39bee44df095651613f9fbd472b051ce62334b3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^