| labelThread | Bio.Prelude |
| Last | |
| 1 (Data Constructor) | Bio.Prelude |
| 2 (Type/Class) | Bio.Prelude |
| last | Bio.Prelude |
| lazily | Bio.Streaming, Bio.Bam |
| lazy | Bio.Prelude |
| LazyBytes | Bio.Prelude |
| LazyText | Bio.Prelude |
| lcm | Bio.Prelude |
| Leading | Bio.Adna |
| Left | Bio.Prelude |
| left | Bio.Prelude |
| leftApp | Bio.Prelude |
| lefts | Bio.Prelude |
| length | Bio.Prelude |
| LetterNumber | Bio.Prelude |
| lex | Bio.Prelude |
| lexDigits | Bio.Prelude |
| lexLitChar | Bio.Prelude |
| lift | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftA | Bio.Prelude |
| liftA2 | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftA3 | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftHashWithSalt | Bio.Prelude |
| liftHashWithSalt2 | Bio.Prelude |
| liftIO | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftM | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftM2 | Bio.Prelude, Bio.Streaming, Bio.Bam |
| liftM3 | Bio.Prelude |
| liftM4 | Bio.Prelude |
| liftM5 | Bio.Prelude |
| lines | |
| 1 (Function) | Bio.Prelude |
| 2 (Function) | Bio.Streaming.Bytes |
| lines' | Bio.Streaming.Bytes |
| LineSeparator | Bio.Prelude |
| listToMaybe | Bio.Prelude |
| llerp | Bio.Util.Numeric |
| log | Bio.Prelude |
| log1mexp | Bio.Util.Numeric |
| log1p | Bio.Util.Numeric |
| log1pexp | Bio.Util.Numeric |
| logBase | Bio.Prelude |
| lookup | Bio.Prelude |
| lookupEnv | Bio.Prelude |
| lookupSequence | Bio.TwoBit |
| loop | Bio.Prelude |
| loop_bcl_special | Bio.Streaming.Bgzf |
| loop_dec_int | Bio.Streaming.Bgzf |
| LossOfPrecision | Bio.Prelude |
| LowercaseLetter | Bio.Prelude |
| lsum | Bio.Util.Numeric |
| LT | Bio.Prelude |