Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b6ce39bf589186aaa3b364725d058f5ee3f22f7a495ba773bcc60133ba51d4e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^