What does it mean when the exponent is beneath the base number?












0












$begingroup$


I am familiar with the exponential function and the power function.



Exponential Function: $y=3^x$



Power of Function: $y=x^3$



But what do the numbers under the theta in this image represent?



$h_𝜃(x)=𝜃_0 + 𝜃_1 x$










share|cite|improve this question











$endgroup$

















    0












    $begingroup$


    I am familiar with the exponential function and the power function.



    Exponential Function: $y=3^x$



    Power of Function: $y=x^3$



    But what do the numbers under the theta in this image represent?



    $h_𝜃(x)=𝜃_0 + 𝜃_1 x$










    share|cite|improve this question











    $endgroup$















      0












      0








      0





      $begingroup$


      I am familiar with the exponential function and the power function.



      Exponential Function: $y=3^x$



      Power of Function: $y=x^3$



      But what do the numbers under the theta in this image represent?



      $h_𝜃(x)=𝜃_0 + 𝜃_1 x$










      share|cite|improve this question











      $endgroup$




      I am familiar with the exponential function and the power function.



      Exponential Function: $y=3^x$



      Power of Function: $y=x^3$



      But what do the numbers under the theta in this image represent?



      $h_𝜃(x)=𝜃_0 + 𝜃_1 x$







      exponential-function exponentiation machine-learning hypothesis-testing theta-functions






      share|cite|improve this question















      share|cite|improve this question













      share|cite|improve this question




      share|cite|improve this question








      edited Jan 28 at 12:52









      jvdhooft

      5,67561641




      5,67561641










      asked Jan 28 at 12:47









      Mohamed MahyoubMohamed Mahyoub

      32




      32






















          1 Answer
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          $begingroup$

          This really depends on the context, but in this case it is probably just $theta = (theta_0,theta_1)$, a vector with two entries. In general, subscripts are usually indices, e.g. $(x_n)_{n in mathbb{N}}$ for sequences.






          share|cite|improve this answer









          $endgroup$













          • $begingroup$
            Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
            $endgroup$
            – Mohamed Mahyoub
            Jan 28 at 13:39










          • $begingroup$
            Not really a sum, more of a list with (in this case) two entries.
            $endgroup$
            – Klaus
            Jan 28 at 15:04












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          1 Answer
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          active

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          1 Answer
          1






          active

          oldest

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          active

          oldest

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          active

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          1












          $begingroup$

          This really depends on the context, but in this case it is probably just $theta = (theta_0,theta_1)$, a vector with two entries. In general, subscripts are usually indices, e.g. $(x_n)_{n in mathbb{N}}$ for sequences.






          share|cite|improve this answer









          $endgroup$













          • $begingroup$
            Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
            $endgroup$
            – Mohamed Mahyoub
            Jan 28 at 13:39










          • $begingroup$
            Not really a sum, more of a list with (in this case) two entries.
            $endgroup$
            – Klaus
            Jan 28 at 15:04
















          1












          $begingroup$

          This really depends on the context, but in this case it is probably just $theta = (theta_0,theta_1)$, a vector with two entries. In general, subscripts are usually indices, e.g. $(x_n)_{n in mathbb{N}}$ for sequences.






          share|cite|improve this answer









          $endgroup$













          • $begingroup$
            Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
            $endgroup$
            – Mohamed Mahyoub
            Jan 28 at 13:39










          • $begingroup$
            Not really a sum, more of a list with (in this case) two entries.
            $endgroup$
            – Klaus
            Jan 28 at 15:04














          1












          1








          1





          $begingroup$

          This really depends on the context, but in this case it is probably just $theta = (theta_0,theta_1)$, a vector with two entries. In general, subscripts are usually indices, e.g. $(x_n)_{n in mathbb{N}}$ for sequences.






          share|cite|improve this answer









          $endgroup$



          This really depends on the context, but in this case it is probably just $theta = (theta_0,theta_1)$, a vector with two entries. In general, subscripts are usually indices, e.g. $(x_n)_{n in mathbb{N}}$ for sequences.







          share|cite|improve this answer












          share|cite|improve this answer



          share|cite|improve this answer










          answered Jan 28 at 12:49









          KlausKlaus

          2,782113




          2,782113












          • $begingroup$
            Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
            $endgroup$
            – Mohamed Mahyoub
            Jan 28 at 13:39










          • $begingroup$
            Not really a sum, more of a list with (in this case) two entries.
            $endgroup$
            – Klaus
            Jan 28 at 15:04


















          • $begingroup$
            Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
            $endgroup$
            – Mohamed Mahyoub
            Jan 28 at 13:39










          • $begingroup$
            Not really a sum, more of a list with (in this case) two entries.
            $endgroup$
            – Klaus
            Jan 28 at 15:04
















          $begingroup$
          Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
          $endgroup$
          – Mohamed Mahyoub
          Jan 28 at 13:39




          $begingroup$
          Thank you... I am new to mathematical machine learning... just a quick question am I correct to assume that θ is basically a sum of (θ0,θ1)
          $endgroup$
          – Mohamed Mahyoub
          Jan 28 at 13:39












          $begingroup$
          Not really a sum, more of a list with (in this case) two entries.
          $endgroup$
          – Klaus
          Jan 28 at 15:04




          $begingroup$
          Not really a sum, more of a list with (in this case) two entries.
          $endgroup$
          – Klaus
          Jan 28 at 15:04


















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